Vendor import ncurses 6.2-20210220vendor/ncurses/6.2-20210220vendor/ncurses

559 files changed, 37055 insertions, 22281 deletions

diff --git a/Ada95/Makefile.in b/Ada95/Makefile.in
index 67625d7e9cda..8d78bbf4f19c 100644
--- a/Ada95/Makefile.in
+++ b/Ada95/Makefile.in
@@ -1,6 +1,6 @@
-# $Id: Makefile.in,v 1.23 2020/02/02 23:34:34 tom Exp $
+# $Id: Makefile.in,v 1.26 2021/01/23 20:34:50 tom Exp $
 ##############################################################################
-# Copyright 2020 Thomas E. Dickey                                            #
+# Copyright 2020,2021 Thomas E. Dickey                                       #
 # Copyright 1998-2010,2015 Free Software Foundation, Inc.                    #
 #                                                                            #
 # Permission is hereby granted, free of charge, to any person obtaining a    #
@@ -31,7 +31,7 @@
 #  Author:  Juergen Pfeifer, 1996
 #
 #  Version Control
-#  $Revision: 1.23 $
+#  $Revision: 1.26 $
 #
 SHELL		= @SHELL@
 VPATH		= @srcdir@
@@ -39,7 +39,7 @@ THIS		= Makefile
 
 SUBDIRS         = @ADA_SUBDIRS@
 
-CF_MFLAGS 	= @cf_cv_makeflags@
+TOP_MFLAGS	= @cf_cv_makeflags@ DESTDIR="$(DESTDIR)" RPATH_LIST="$(RPATH_LIST)"
 @SET_MAKE@
 
 all \
@@ -50,19 +50,19 @@ install.libs \
 uninstall \
 uninstall.libs ::
 	for d in $(SUBDIRS); do \
-		(cd $$d ; $(MAKE) $(CF_MFLAGS) $@) ;\
+		( cd $$d && $(MAKE) $(TOP_MFLAGS) $@ ) ;\
 	done
 
 clean \
 mostlyclean ::
 	for d in $(SUBDIRS); do \
-		(cd $$d ; $(MAKE) $(CF_MFLAGS) $@) ;\
+		( cd $$d && $(MAKE) $(TOP_MFLAGS) $@ ) ;\
 	done
 
 distclean \
 realclean ::
 	for d in $(SUBDIRS); do \
-		(cd $$d ; $(MAKE) $(CF_MFLAGS) $@) ;\
+		( cd $$d && $(MAKE) $(TOP_MFLAGS) $@ ) ;\
 	done
 	rm -rf lib
 	for lib_kind in static dynamic; do \
diff --git a/Ada95/aclocal.m4 b/Ada95/aclocal.m4
index 7438acc170da..703300c8a247 100644
--- a/Ada95/aclocal.m4
+++ b/Ada95/aclocal.m4
@@ -1,5 +1,5 @@
 dnl***************************************************************************
-dnl Copyright 2018-2019,2020 Thomas E. Dickey                                *
+dnl Copyright 2018-2020,2021 Thomas E. Dickey                                *
 dnl Copyright 2010-2017,2018 Free Software Foundation, Inc.                  *
 dnl                                                                          *
 dnl Permission is hereby granted, free of charge, to any person obtaining a  *
@@ -29,7 +29,7 @@ dnl***************************************************************************
 dnl
 dnl Author: Thomas E. Dickey
 dnl
-dnl $Id: aclocal.m4,v 1.153 2020/02/08 21:04:00 tom Exp $
+dnl $Id: aclocal.m4,v 1.171 2021/01/06 01:29:44 tom Exp $
 dnl Macros used in NCURSES Ada95 auto-configuration script.
 dnl
 dnl These macros are maintained separately from NCURSES.  The copyright on
@@ -100,10 +100,11 @@ AC_DEFUN([CF_ADD_ADAFLAGS],[
 	AC_SUBST(ADAFLAGS)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_ADD_CFLAGS version: 13 updated: 2017/02/25 18:57:40
+dnl CF_ADD_CFLAGS version: 15 updated: 2020/12/31 10:54:15
 dnl -------------
 dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS
-dnl The second parameter if given makes this macro verbose.
+dnl $1 = flags to add
+dnl $2 = if given makes this macro verbose.
 dnl
 dnl Put any preprocessor definitions that use quoted strings in $EXTRA_CPPFLAGS,
 dnl to simplify use of $CPPFLAGS in compiler checks, etc., that are easily
@@ -117,19 +118,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in $1
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 				CF_APPEND_TEXT(cf_new_extra_cppflags,$cf_add_cflags)
 				continue
 			elif test "${cf_tst_cflags}" = "\"'" ; then
@@ -142,7 +143,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 				CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,$cf_tst_cppflags)
@@ -160,7 +161,7 @@ case $cf_fix_cppflags in
 (yes)
 	CF_APPEND_TEXT(cf_new_extra_cppflags,$cf_add_cflags)
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[[^"]]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -188,7 +189,7 @@ AC_SUBST(EXTRA_CPPFLAGS)
 
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_ADD_INCDIR version: 15 updated: 2018/06/20 20:23:13
+dnl CF_ADD_INCDIR version: 16 updated: 2020/12/31 20:19:42
 dnl -------------
 dnl Add an include-directory to $CPPFLAGS.  Don't add /usr/include, since it's
 dnl redundant.  We don't normally need to add -I/usr/local/include for gcc,
@@ -200,9 +201,9 @@ AC_DEFUN([CF_ADD_INCDIR],
 if test -n "$1" ; then
   for cf_add_incdir in $1
   do
-	while test $cf_add_incdir != /usr/include
+	while test "$cf_add_incdir" != /usr/include
 	do
-	  if test -d $cf_add_incdir
+	  if test -d "$cf_add_incdir"
 	  then
 		cf_have_incdir=no
 		if test -n "$CFLAGS$CPPFLAGS" ; then
@@ -233,7 +234,7 @@ if test -n "$1" ; then
 		  CF_VERBOSE(adding $cf_add_incdir to include-path)
 		  ifelse([$2],,CPPFLAGS,[$2])="$ifelse([$2],,CPPFLAGS,[$2]) -I$cf_add_incdir"
 
-		  cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
+		  cf_top_incdir=`echo "$cf_add_incdir" | sed -e 's%/include/.*$%/include%'`
 		  test "$cf_top_incdir" = "$cf_add_incdir" && break
 		  cf_add_incdir="$cf_top_incdir"
 		else
@@ -255,7 +256,7 @@ dnl $1 = library to add, without the "-l"
 dnl $2 = variable to update (default $LIBS)
 AC_DEFUN([CF_ADD_LIB],[CF_ADD_LIBS(-l$1,ifelse($2,,LIBS,[$2]))])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_ADD_LIBDIR version: 10 updated: 2015/04/18 08:56:57
+dnl CF_ADD_LIBDIR version: 11 updated: 2020/12/31 20:19:42
 dnl -------------
 dnl	Adds to the library-path
 dnl
@@ -269,9 +270,9 @@ AC_DEFUN([CF_ADD_LIBDIR],
 if test -n "$1" ; then
 	for cf_add_libdir in $1
 	do
-		if test $cf_add_libdir = /usr/lib ; then
+		if test "$cf_add_libdir" = /usr/lib ; then
 			:
-		elif test -d $cf_add_libdir
+		elif test -d "$cf_add_libdir"
 		then
 			cf_have_libdir=no
 			if test -n "$LDFLAGS$LIBS" ; then
@@ -317,7 +318,7 @@ done
 ifelse($2,,LIBS,[$2])="$cf_add_libs"
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_ADD_SUBDIR_PATH version: 4 updated: 2013/10/08 17:47:05
+dnl CF_ADD_SUBDIR_PATH version: 5 updated: 2020/12/31 20:19:42
 dnl ------------------
 dnl Append to a search-list for a nonstandard header/lib-file
 dnl	$1 = the variable to return as result
@@ -329,13 +330,13 @@ AC_DEFUN([CF_ADD_SUBDIR_PATH],
 [
 test "x$4" != "x$5" && \
 test -d "$4" && \
-ifelse([$5],NONE,,[(test -z "$5" || test x$5 = xNONE || test "x$4" != "x$5") &&]) {
+ifelse([$5],NONE,,[{ test -z "$5" || test "x$5" = xNONE || test "x$4" != "x$5"; } &&]) {
 	test -n "$verbose" && echo "	... testing for $3-directories under $4"
-	test -d $4/$3 &&          $1="[$]$1 $4/$3"
-	test -d $4/$3/$2 &&       $1="[$]$1 $4/$3/$2"
-	test -d $4/$3/$2/$3 &&    $1="[$]$1 $4/$3/$2/$3"
-	test -d $4/$2/$3 &&       $1="[$]$1 $4/$2/$3"
-	test -d $4/$2/$3/$2 &&    $1="[$]$1 $4/$2/$3/$2"
+	test -d "$4/$3" &&          $1="[$]$1 $4/$3"
+	test -d "$4/$3/$2" &&       $1="[$]$1 $4/$3/$2"
+	test -d "$4/$3/$2/$3" &&    $1="[$]$1 $4/$3/$2/$3"
+	test -d "$4/$2/$3" &&       $1="[$]$1 $4/$2/$3"
+	test -d "$4/$2/$3/$2" &&    $1="[$]$1 $4/$2/$3/$2"
 }
 ])dnl
 dnl ---------------------------------------------------------------------------
@@ -355,6 +356,12 @@ dnl Allow user to disable a normally-on option.
 AC_DEFUN([CF_ARG_DISABLE],
 [CF_ARG_OPTION($1,[$2],[$3],[$4],yes)])dnl
 dnl ---------------------------------------------------------------------------
+dnl CF_ARG_ENABLE version: 3 updated: 1999/03/30 17:24:31
+dnl -------------
+dnl Allow user to enable a normally-off option.
+AC_DEFUN([CF_ARG_ENABLE],
+[CF_ARG_OPTION($1,[$2],[$3],[$4],no)])dnl
+dnl ---------------------------------------------------------------------------
 dnl CF_ARG_OPTION version: 5 updated: 2015/05/10 19:52:14
 dnl -------------
 dnl Restricted form of AC_ARG_ENABLE that ensures user doesn't give bogus
@@ -378,7 +385,7 @@ ifelse([$3],,[    :]dnl
 ])dnl
 ])])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_AR_FLAGS version: 6 updated: 2015/10/10 15:25:05
+dnl CF_AR_FLAGS version: 9 updated: 2021/01/01 13:31:04
 dnl -----------
 dnl Check for suitable "ar" (archiver) options for updating an archive.
 dnl
@@ -389,39 +396,55 @@ AC_DEFUN([CF_AR_FLAGS],[
 AC_REQUIRE([CF_PROG_AR])
 
 AC_CACHE_CHECK(for options to update archives, cf_cv_ar_flags,[
-	cf_cv_ar_flags=unknown
-	for cf_ar_flags in -curvU -curv curv -crv crv -cqv cqv -rv rv
-	do
+	case "$cf_cv_system_name" in
+	(*-msvc*)
+		cf_cv_ar_flags=''
+		cat >mk_static_lib.sh <<-EOF
+		#!$SHELL
+		MSVC_BIN="[$]AR"
+		out="\[$]1"
+		shift
+		exec \[$]MSVC_BIN -out:"\[$]out" \[$]@
+		EOF
+		chmod +x mk_static_lib.sh
+		AR=`pwd`/mk_static_lib.sh
+		;;
+	(*)
+		cf_cv_ar_flags=unknown
+		for cf_ar_flags in -curvU -curv curv -crv crv -cqv cqv -rv rv
+		do
 
-		# check if $ARFLAGS already contains this choice
-		if test "x$ARFLAGS" != "x" ; then
-			cf_check_ar_flags=`echo "x$ARFLAGS" | sed -e "s/$cf_ar_flags\$//" -e "s/$cf_ar_flags / /"`
-			if test "x$ARFLAGS" != "$cf_check_ar_flags" ; then
-				cf_cv_ar_flags=
-				break
+			# check if $ARFLAGS already contains this choice
+			if test "x$ARFLAGS" != "x" ; then
+				cf_check_ar_flags=`echo "x$ARFLAGS" | sed -e "s/$cf_ar_flags\$//" -e "s/$cf_ar_flags / /"`
+				if test "x$ARFLAGS" != "$cf_check_ar_flags" ; then
+					cf_cv_ar_flags=
+					break
+				fi
 			fi
-		fi
 
-		rm -f conftest.$ac_cv_objext
-		rm -f conftest.a
+			rm -f "conftest.$ac_cv_objext"
+			rm -f conftest.a
 
-		cat >conftest.$ac_ext <<EOF
+			cat >"conftest.$ac_ext" <<EOF
 #line __oline__ "configure"
 int	testdata[[3]] = { 123, 456, 789 };
 EOF
-		if AC_TRY_EVAL(ac_compile) ; then
-			echo "$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext" >&AC_FD_CC
-			$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext 2>&AC_FD_CC 1>/dev/null
-			if test -f conftest.a ; then
-				cf_cv_ar_flags=$cf_ar_flags
+			if AC_TRY_EVAL(ac_compile) ; then
+				echo "$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext" >&AC_FD_CC
+				$AR $ARFLAGS "$cf_ar_flags" conftest.a "conftest.$ac_cv_objext" 2>&AC_FD_CC 1>/dev/null
+				if test -f conftest.a ; then
+					cf_cv_ar_flags="$cf_ar_flags"
+					break
+				fi
+			else
+				CF_VERBOSE(cannot compile test-program)
 				break
 			fi
-		else
-			CF_VERBOSE(cannot compile test-program)
-			break
-		fi
-	done
-	rm -f conftest.a conftest.$ac_ext conftest.$ac_cv_objext
+		done
+		rm -f conftest.a "conftest.$ac_ext" "conftest.$ac_cv_objext"
+		;;
+	esac
 ])
 
 if test -n "$ARFLAGS" ; then
@@ -435,7 +458,7 @@ fi
 AC_SUBST(ARFLAGS)
 ])
 dnl ---------------------------------------------------------------------------
-dnl CF_BUILD_CC version: 8 updated: 2018/01/04 20:31:04
+dnl CF_BUILD_CC version: 9 updated: 2021/01/02 09:31:20
 dnl -----------
 dnl If we're cross-compiling, allow the user to override the tools and their
 dnl options.  The configure script is oriented toward identifying the host
@@ -501,7 +524,7 @@ if test "$cross_compiling" = yes ; then
 
 	: ${BUILD_CC:='${CC}'}
 
-	if ( test "$BUILD_CC" = "$CC" || test "$BUILD_CC" = '${CC}' ) ; then
+	if { test "$BUILD_CC" = "$CC" || test "$BUILD_CC" = '${CC}'; } ; then
 		AC_MSG_ERROR([Cross-build requires two compilers.
 Use --with-build-cc to specify the native compiler.])
 	fi
@@ -527,7 +550,7 @@ AC_SUBST(BUILD_EXEEXT)
 AC_SUBST(BUILD_OBJEXT)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_CC_ENV_FLAGS version: 9 updated: 2018/07/29 18:03:26
+dnl CF_CC_ENV_FLAGS version: 10 updated: 2020/12/31 18:40:20
 dnl ---------------
 dnl Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content
 dnl into CC.  This will not help with broken scripts that wrap the compiler
@@ -542,7 +565,7 @@ dnl outweighs that limitation.
 AC_DEFUN([CF_CC_ENV_FLAGS],
 [
 # This should have been defined by AC_PROG_CC
-: ${CC:=cc}
+: "${CC:=cc}"
 
 AC_MSG_CHECKING(\$CFLAGS variable)
 case "x$CFLAGS" in
@@ -591,7 +614,7 @@ case "$CC" in
 esac
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_CFG_DEFAULTS version: 11 updated: 2015/04/17 21:13:04
+dnl CF_CFG_DEFAULTS version: 16 updated: 2021/01/04 19:33:05
 dnl ---------------
 dnl Determine the default configuration into which we'll install ncurses.  This
 dnl can be overridden by the user's command-line options.  There's two items to
@@ -604,7 +627,8 @@ dnl We don't use AC_PREFIX_DEFAULT, because it gets evaluated too soon, and
 dnl we don't use AC_PREFIX_PROGRAM, because we cannot distinguish ncurses's
 dnl programs from a vendor's.
 AC_DEFUN([CF_CFG_DEFAULTS],
-[
+[AC_REQUIRE([AC_PROG_FGREP])dnl
+
 AC_MSG_CHECKING(for prefix)
 if test "x$prefix" = "xNONE" ; then
 	case "$cf_cv_system_name" in
@@ -622,20 +646,20 @@ if test "x$prefix" = "xNONE" ; then
 AC_MSG_CHECKING(for default include-directory)
 test -n "$verbose" && echo 1>&AC_FD_MSG
 for cf_symbol in \
-	$includedir \
-	$includedir/ncurses \
-	$prefix/include \
-	$prefix/include/ncurses \
+	"$includedir" \
+	"$includedir/ncurses" \
+	"$prefix/include" \
+	"$prefix/include/ncurses" \
 	/usr/local/include \
 	/usr/local/include/ncurses \
 	/usr/include \
 	/usr/include/ncurses
 do
-	cf_dir=`eval echo $cf_symbol`
-	if test -f $cf_dir/curses.h ; then
-	if ( fgrep NCURSES_VERSION $cf_dir/curses.h 2>&1 >/dev/null ) ; then
+	cf_dir=`eval echo "$cf_symbol"`
+	if test -f "$cf_dir/curses.h" ; then
+	if ( ${FGREP-fgrep} NCURSES_VERSION "$cf_dir/curses.h" >/dev/null 2>&1 ) ; then
 		includedir="$cf_symbol"
-		test -n "$verbose"  && echo $ac_n "	found " 1>&AC_FD_MSG
+		test -n "$verbose"  && echo $ECHO_N "	found " 1>&AC_FD_MSG
 		break
 	fi
 	fi
@@ -645,7 +669,7 @@ AC_MSG_RESULT($includedir)
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_CHECK_CACHE version: 12 updated: 2012/10/02 20:55:03
+dnl CF_CHECK_CACHE version: 13 updated: 2020/12/31 10:54:15
 dnl --------------
 dnl Check if we're accidentally using a cache from a different machine.
 dnl Derive the system name, as a check for reusing the autoconf cache.
@@ -659,7 +683,7 @@ dnl Note: we would use $ac_config_sub, but that is one of the places where
 dnl autoconf 2.5x broke compatibility with autoconf 2.13
 AC_DEFUN([CF_CHECK_CACHE],
 [
-if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
+if test -f "$srcdir/config.guess" || test -f "$ac_aux_dir/config.guess" ; then
 	ifelse([$1],,[AC_CANONICAL_HOST],[$1])
 	system_name="$host_os"
 else
@@ -680,13 +704,13 @@ if test ".$system_name" != ".$cf_cv_system_name" ; then
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_CHECK_GNAT_VERSION version: 2 updated: 2019/12/31 08:53:54
+dnl CF_CHECK_GNAT_VERSION version: 4 updated: 2021/01/01 13:31:04
 dnl ---------------------
 AC_DEFUN([CF_CHECK_GNAT_VERSION],
 [
 AC_REQUIRE([CF_GNAT_VERSION])
-case $cf_cv_gnat_version in
-(3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*|20[[0-9]][[0-9]])
+case "$cf_cv_gnat_version" in
+(3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*|[[1-9]][[0-9]].[[0-9]]*|20[[0-9]][[0-9]])
 	cf_cv_prog_gnat_correct=yes
 	;;
 (*)
@@ -696,7 +720,7 @@ case $cf_cv_gnat_version in
 esac
 ])
 dnl ---------------------------------------------------------------------------
-dnl CF_CLANG_COMPILER version: 2 updated: 2013/11/19 19:23:35
+dnl CF_CLANG_COMPILER version: 8 updated: 2021/01/01 13:31:04
 dnl -----------------
 dnl Check if the given compiler is really clang.  clang's C driver defines
 dnl __GNUC__ (fooling the configure script into setting $GCC to yes) but does
@@ -715,21 +739,56 @@ ifelse([$2],,CLANG_COMPILER,[$2])=no
 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
 	AC_MSG_CHECKING(if this is really Clang ifelse([$1],GXX,C++,C) compiler)
 	cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
-	ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -Qunused-arguments"
 	AC_TRY_COMPILE([],[
 #ifdef __clang__
 #else
 make an error
 #endif
 ],[ifelse([$2],,CLANG_COMPILER,[$2])=yes
-cf_save_CFLAGS="$cf_save_CFLAGS -Qunused-arguments"
 ],[])
 	ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
 	AC_MSG_RESULT($ifelse([$2],,CLANG_COMPILER,[$2]))
 fi
+
+CLANG_VERSION=none
+
+if test "x$ifelse([$2],,CLANG_COMPILER,[$2])" = "xyes" ; then
+	case "$CC" in
+	(c[[1-9]][[0-9]]|*/c[[1-9]][[0-9]])
+		AC_MSG_WARN(replacing broken compiler alias $CC)
+		CFLAGS="$CFLAGS -std=`echo "$CC" | sed -e 's%.*/%%'`"
+		CC=clang
+		;;
+	esac
+
+	AC_MSG_CHECKING(version of $CC)
+	CLANG_VERSION="`$CC --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(CLANG[[^)]]*) //' -e 's/^.*(Debian[[^)]]*) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
+	test -z "$CLANG_VERSION" && CLANG_VERSION=unknown
+	AC_MSG_RESULT($CLANG_VERSION)
+
+	for cf_clang_opt in \
+		-Qunused-arguments \
+		-Wno-error=implicit-function-declaration
+	do
+		AC_MSG_CHECKING(if option $cf_clang_opt works)
+		cf_save_CFLAGS="$CFLAGS"
+		CFLAGS="$CFLAGS $cf_clang_opt"
+		AC_TRY_LINK([
+			#include <stdio.h>],[
+			printf("hello!\\n");],[
+			cf_clang_optok=yes],[
+			cf_clang_optok=no])
+		AC_MSG_RESULT($cf_clang_optok)
+		CFLAGS="$cf_save_CFLAGS"
+		if test "$cf_clang_optok" = yes; then
+			CF_VERBOSE(adding option $cf_clang_opt)
+			CF_APPEND_TEXT(CFLAGS,$cf_clang_opt)
+		fi
+	done
+fi
 ])
 dnl ---------------------------------------------------------------------------
-dnl CF_CONST_X_STRING version: 3 updated: 2020/01/11 18:39:22
+dnl CF_CONST_X_STRING version: 6 updated: 2021/01/01 13:31:04
 dnl -----------------
 dnl The X11R4-X11R6 Xt specification uses an ambiguous String type for most
 dnl character-strings.
@@ -741,7 +800,7 @@ dnl did not take into account the use of const for telling the compiler that
 dnl string literals would be in readonly memory.
 dnl
 dnl As a workaround, one could (starting with X11R5) define XTSTRINGDEFINES, to
-dnl let the compiler decide how to represent Xt's strings which were #define'd. 
+dnl let the compiler decide how to represent Xt's strings which were #define'd.
 dnl That does not solve the problem of using the block of Xt's strings which
 dnl are compiled into the library (and is less efficient than one might want).
 dnl
@@ -759,7 +818,7 @@ AC_TRY_COMPILE(
 #include <stdlib.h>
 #include <X11/Intrinsic.h>
 ],
-[String foo = malloc(1)],[
+[String foo = malloc(1); (void)foo],[
 
 AC_CACHE_CHECK(for X11/Xt const-feature,cf_cv_const_x_string,[
 	AC_TRY_COMPILE(
@@ -777,7 +836,7 @@ AC_CACHE_CHECK(for X11/Xt const-feature,cf_cv_const_x_string,[
 
 CF_RESTORE_XTRA_FLAGS([CF_CONST_X_STRING])
 
-case $cf_cv_const_x_string in
+case "$cf_cv_const_x_string" in
 (no)
 	CF_APPEND_TEXT(CPPFLAGS,-DXTSTRINGDEFINES)
 	;;
@@ -789,7 +848,7 @@ esac
 ])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_CONST_X_STRING version: 3 updated: 2020/01/11 18:39:22
+dnl CF_CONST_X_STRING version: 6 updated: 2021/01/01 13:31:04
 dnl -----------------
 dnl The X11R4-X11R6 Xt specification uses an ambiguous String type for most
 dnl character-strings.
@@ -801,7 +860,7 @@ dnl did not take into account the use of const for telling the compiler that
 dnl string literals would be in readonly memory.
 dnl
 dnl As a workaround, one could (starting with X11R5) define XTSTRINGDEFINES, to
-dnl let the compiler decide how to represent Xt's strings which were #define'd. 
+dnl let the compiler decide how to represent Xt's strings which were #define'd.
 dnl That does not solve the problem of using the block of Xt's strings which
 dnl are compiled into the library (and is less efficient than one might want).
 dnl
@@ -819,7 +878,7 @@ AC_TRY_COMPILE(
 #include <stdlib.h>
 #include <X11/Intrinsic.h>
 ],
-[String foo = malloc(1)],[
+[String foo = malloc(1); (void)foo],[
 
 AC_CACHE_CHECK(for X11/Xt const-feature,cf_cv_const_x_string,[
 	AC_TRY_COMPILE(
@@ -837,7 +896,7 @@ AC_CACHE_CHECK(for X11/Xt const-feature,cf_cv_const_x_string,[
 
 CF_RESTORE_XTRA_FLAGS([CF_CONST_X_STRING])
 
-case $cf_cv_const_x_string in
+case "$cf_cv_const_x_string" in
 (no)
 	CF_APPEND_TEXT(CPPFLAGS,-DXTSTRINGDEFINES)
 	;;
@@ -876,10 +935,10 @@ fi
 AC_CHECK_HEADERS($cf_cv_ncurses_header)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
+dnl CF_DIRNAME version: 5 updated: 2020/12/31 20:19:42
 dnl ----------
 dnl "dirname" is not portable, so we fake it with a shell script.
-AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
+AC_DEFUN([CF_DIRNAME],[$1=`echo "$2" | sed -e 's%/[[^/]]*$%%'`])dnl
 dnl ---------------------------------------------------------------------------
 dnl CF_DISABLE_ECHO version: 13 updated: 2015/04/18 08:56:57
 dnl ---------------
@@ -929,7 +988,7 @@ CF_ARG_DISABLE(gnat-projects,
 AC_MSG_RESULT($enable_gnat_projects)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_ENABLE_BROKEN_LINKER version: 1 updated: 2020/02/08 15:59:30
+dnl CF_ENABLE_BROKEN_LINKER version: 2 updated: 2021/01/02 17:09:14
 dnl -----------------------
 dnl Some linkers cannot reference a data-only object.  Cygwin used to be one.
 dnl This usually follows CF_LINK_DATAONLY, but is not required in case we need
@@ -943,7 +1002,7 @@ AC_ARG_ENABLE(broken_linker,
 	[with_broken_linker=no])
 AC_MSG_RESULT($with_broken_linker)
 
-: ${BROKEN_LINKER:=0}
+: "${BROKEN_LINKER:=0}"
 if test "x$with_broken_linker" = xyes ; then
 	AC_DEFINE(BROKEN_LINKER,1,[Define to 1 to work around linkers which cannot link data-only modules])
 	BROKEN_LINKER=1
@@ -951,7 +1010,37 @@ fi
 AC_SUBST(BROKEN_LINKER)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_FIND_LIBRARY version: 9 updated: 2008/03/23 14:48:54
+dnl CF_ENABLE_WARNINGS version: 9 updated: 2021/01/05 19:40:50
+dnl ------------------
+dnl Configure-option to enable gcc warnings
+dnl
+dnl $1 = extra options to add, if supported
+dnl $2 = option for checking attributes.  By default, this is done when
+dnl      warnings are enabled.  For other values:
+dnl      yes: always do this, e.g., to use in generated library-headers
+dnl      no: never do this
+AC_DEFUN([CF_ENABLE_WARNINGS],[
+if test "$GCC" = yes || test "$GXX" = yes
+then
+CF_FIX_WARNINGS(CFLAGS)
+CF_FIX_WARNINGS(CPPFLAGS)
+CF_FIX_WARNINGS(LDFLAGS)
+AC_MSG_CHECKING(if you want to turn on gcc warnings)
+CF_ARG_ENABLE(warnings,
+	[  --enable-warnings       test: turn on gcc compiler warnings],
+	[enable_warnings=yes],
+	[enable_warnings=no])
+AC_MSG_RESULT($enable_warnings)
+if test "$enable_warnings" = "yes"
+then
+	ifelse($2,,[CF_GCC_ATTRIBUTES])
+	CF_GCC_WARNINGS($1)
+fi
+ifelse($2,yes,[CF_GCC_ATTRIBUTES])
+fi
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_FIND_LIBRARY version: 11 updated: 2021/01/02 09:31:20
 dnl ---------------
 dnl Look for a non-standard library, given parameters for AC_TRY_LINK.  We
 dnl prefer a standard location, and use -L options only if we do not find the
@@ -967,16 +1056,16 @@ dnl Sets the variable "$cf_libdir" as a side-effect, so we can see if we had
 dnl to use a -L option.
 AC_DEFUN([CF_FIND_LIBRARY],
 [
-	eval 'cf_cv_have_lib_'$1'=no'
+	eval 'cf_cv_have_lib_'"$1"'=no'
 	cf_libdir=""
 	AC_CHECK_FUNC($5,
-		eval 'cf_cv_have_lib_'$1'=yes',[
+		eval 'cf_cv_have_lib_'"$1"'=yes',[
 		cf_save_LIBS="$LIBS"
 		AC_MSG_CHECKING(for $5 in -l$1)
 		LIBS="-l$1 $LIBS"
 		AC_TRY_LINK([$3],[$4],
 			[AC_MSG_RESULT(yes)
-			 eval 'cf_cv_have_lib_'$1'=yes'
+			 eval 'cf_cv_have_lib_'"$1"'=yes'
 			],
 			[AC_MSG_RESULT(no)
 			CF_LIBRARY_PATH(cf_search,$2)
@@ -986,22 +1075,22 @@ AC_DEFUN([CF_FIND_LIBRARY],
 				LIBS="-L$cf_libdir -l$1 $cf_save_LIBS"
 				AC_TRY_LINK([$3],[$4],
 					[AC_MSG_RESULT(yes)
-			 		 eval 'cf_cv_have_lib_'$1'=yes'
+			 		 eval 'cf_cv_have_lib_'"$1"'=yes'
 					 break],
 					[AC_MSG_RESULT(no)
 					 LIBS="$cf_save_LIBS"])
 			done
 			])
 		])
-eval 'cf_found_library=[$]cf_cv_have_lib_'$1
+eval 'cf_found_library="[$]cf_cv_have_lib_'"$1"\"
 ifelse($6,,[
-if test $cf_found_library = no ; then
+if test "$cf_found_library" = no ; then
 	AC_MSG_ERROR(Cannot link $1 library)
 fi
 ])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_FIND_LINKAGE version: 21 updated: 2018/06/20 20:23:13
+dnl CF_FIND_LINKAGE version: 22 updated: 2020/12/31 20:19:42
 dnl ---------------
 dnl Find a library (specifically the linkage used in the code fragment),
 dnl searching for it if it is not already in the library path.
@@ -1058,7 +1147,7 @@ AC_TRY_LINK([$1],[$2],[
 	CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
 	for cf_cv_header_path_$3 in $cf_search
 	do
-		if test -d $cf_cv_header_path_$3 ; then
+		if test -d "$cf_cv_header_path_$3" ; then
 			CF_VERBOSE(... testing $cf_cv_header_path_$3)
 			CPPFLAGS="$cf_save_CPPFLAGS"
 			CF_APPEND_TEXT(CPPFLAGS,-I$cf_cv_header_path_$3)
@@ -1093,7 +1182,7 @@ AC_TRY_LINK([$1],[$2],[
 			CF_LIBRARY_PATH(cf_search,$3)
 			for cf_cv_library_path_$3 in $cf_search
 			do
-				if test -d $cf_cv_library_path_$3 ; then
+				if test -d "$cf_cv_library_path_$3" ; then
 					CF_VERBOSE(... testing $cf_cv_library_path_$3)
 					CPPFLAGS="$cf_test_CPPFLAGS"
 					LIBS="-l$3 $7 $cf_save_LIBS"
@@ -1151,14 +1240,49 @@ AC_DEFUN([CF_FIXUP_ADAFLAGS],[
 	AC_MSG_RESULT($ADAFLAGS)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GCC_ATTRIBUTES version: 17 updated: 2015/04/12 15:39:00
+dnl CF_FIX_WARNINGS version: 3 updated: 2020/12/31 18:40:20
+dnl ---------------
+dnl Warning flags do not belong in CFLAGS, CPPFLAGS, etc.  Any of gcc's
+dnl "-Werror" flags can interfere with configure-checks.  Those go into
+dnl EXTRA_CFLAGS.
+dnl
+dnl $1 = variable name to repair
+define([CF_FIX_WARNINGS],[
+if test "$GCC" = yes || test "$GXX" = yes
+then
+	case [$]$1 in
+	(*-Werror=*)
+		CF_VERBOSE(repairing $1: [$]$1)
+		cf_temp_flags=
+		for cf_temp_scan in [$]$1
+		do
+			case "x$cf_temp_scan" in
+			(x-Werror=*)
+				CF_APPEND_TEXT(EXTRA_CFLAGS,$cf_temp_scan)
+				;;
+			(*)
+				CF_APPEND_TEXT(cf_temp_flags,$cf_temp_scan)
+				;;
+			esac
+		done
+		$1="$cf_temp_flags"
+		CF_VERBOSE(... fixed [$]$1)
+		CF_VERBOSE(... extra $EXTRA_CFLAGS)
+		;;
+	esac
+fi
+AC_SUBST(EXTRA_CFLAGS)
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_GCC_ATTRIBUTES version: 23 updated: 2021/01/03 18:30:50
 dnl -----------------
 dnl Test for availability of useful gcc __attribute__ directives to quiet
 dnl compiler warnings.  Though useful, not all are supported -- and contrary
 dnl to documentation, unrecognized directives cause older compilers to barf.
 AC_DEFUN([CF_GCC_ATTRIBUTES],
-[
-if test "$GCC" = yes
+[AC_REQUIRE([AC_PROG_FGREP])dnl
+
+if test "$GCC" = yes || test "$GXX" = yes
 then
 cat > conftest.i <<EOF
 #ifndef GCC_PRINTF
@@ -1177,7 +1301,7 @@ EOF
 if test "$GCC" = yes
 then
 	AC_CHECKING([for $CC __attribute__ directives])
-cat > conftest.$ac_ext <<EOF
+cat > "conftest.$ac_ext" <<EOF
 #line __oline__ "${as_me:-configure}"
 #include "confdefs.h"
 #include "conftest.h"
@@ -1195,7 +1319,7 @@ cat > conftest.$ac_ext <<EOF
 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
 extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
 extern void foo(void) GCC_NORETURN;
-int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
+int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { (void)argc; (void)argv; return 0; }
 EOF
 	cf_printf_attribute=no
 	cf_scanf_attribute=no
@@ -1205,7 +1329,7 @@ EOF
 		cf_directive="__attribute__(($cf_attribute))"
 		echo "checking for $CC $cf_directive" 1>&AC_FD_CC
 
-		case $cf_attribute in
+		case "$cf_attribute" in
 		(printf)
 			cf_printf_attribute=yes
 			cat >conftest.h <<EOF
@@ -1228,7 +1352,7 @@ EOF
 		if AC_TRY_EVAL(ac_compile); then
 			test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
 			cat conftest.h >>confdefs.h
-			case $cf_attribute in
+			case "$cf_attribute" in
 			(noreturn)
 				AC_DEFINE_UNQUOTED(GCC_NORETURN,$cf_directive,[Define to noreturn-attribute for gcc])
 				;;
@@ -1255,9 +1379,9 @@ EOF
 		fi
 	done
 else
-	fgrep define conftest.i >>confdefs.h
+	${FGREP-fgrep} define conftest.i >>confdefs.h
 fi
-rm -rf conftest*
+rm -rf ./conftest*
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
@@ -1278,7 +1402,7 @@ CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
 CF_CLANG_COMPILER(GCC,CLANG_COMPILER,CFLAGS)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GCC_WARNINGS version: 37 updated: 2020/01/05 20:04:12
+dnl CF_GCC_WARNINGS version: 41 updated: 2021/01/01 16:53:59
 dnl ---------------
 dnl Check if the compiler supports useful warning options.  There's a few that
 dnl we don't use, simply because they're too noisy:
@@ -1302,7 +1426,7 @@ AC_DEFUN([CF_GCC_WARNINGS],
 [
 AC_REQUIRE([CF_GCC_VERSION])
 if test "x$have_x" = xyes; then CF_CONST_X_STRING fi
-cat > conftest.$ac_ext <<EOF
+cat > "conftest.$ac_ext" <<EOF
 #line __oline__ "${as_me:-configure}"
 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
 EOF
@@ -1321,7 +1445,7 @@ then
 
 	AC_CHECKING([for $CC warning options])
 	cf_save_CFLAGS="$CFLAGS"
-	EXTRA_CFLAGS="-Wall"
+	EXTRA_CFLAGS="$EXTRA_CFLAGS -Wall"
 	for cf_opt in \
 		wd1419 \
 		wd1683 \
@@ -1344,7 +1468,6 @@ elif test "$GCC" = yes && test "$GCC_VERSION" != "unknown"
 then
 	AC_CHECKING([for $CC warning options])
 	cf_save_CFLAGS="$CFLAGS"
-	EXTRA_CFLAGS=
 	cf_warn_CONST=""
 	test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
 	cf_gcc_warnings="Wignored-qualifiers Wlogical-op Wvarargs"
@@ -1367,16 +1490,16 @@ then
 		CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
 		if AC_TRY_EVAL(ac_compile); then
 			test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
-			case $cf_opt in
+			case "$cf_opt" in
 			(Winline)
-				case $GCC_VERSION in
+				case "$GCC_VERSION" in
 				([[34]].*)
 					CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
 					continue;;
 				esac
 				;;
 			(Wpointer-arith)
-				case $GCC_VERSION in
+				case "$GCC_VERSION" in
 				([[12]].*)
 					CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
 					continue;;
@@ -1388,7 +1511,7 @@ then
 	done
 	CFLAGS="$cf_save_CFLAGS"
 fi
-rm -rf conftest*
+rm -rf ./conftest*
 
 AC_SUBST(EXTRA_CFLAGS)
 ])dnl
@@ -1404,15 +1527,15 @@ test "$cf_cv_gnatprep_opt_t" = yes && GNATPREP_OPTS="-T $GNATPREP_OPTS"
 AC_SUBST(GNATPREP_OPTS)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GNAT_GENERICS version: 4 updated: 2019/12/31 08:53:54
+dnl CF_GNAT_GENERICS version: 7 updated: 2021/01/01 13:31:04
 dnl ----------------
 AC_DEFUN([CF_GNAT_GENERICS],
 [
 AC_REQUIRE([CF_GNAT_VERSION])
 
 AC_MSG_CHECKING(if GNAT supports generics)
-case $cf_cv_gnat_version in
-(3.[[1-9]]*|[[4-9]].*)
+case "$cf_cv_gnat_version" in
+(3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*|[[1-9]][[0-9]].[[0-9]]*|20[[0-9]][[0-9]])
 	cf_gnat_generics=yes
 	;;
 (*)
@@ -1434,7 +1557,7 @@ AC_SUBST(cf_compile_generics)
 AC_SUBST(cf_generic_objects)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GNAT_PROJECTS version: 10 updated: 2019/12/31 08:53:54
+dnl CF_GNAT_PROJECTS version: 13 updated: 2021/01/02 17:09:14
 dnl ----------------
 dnl GNAT projects are configured with ".gpr" project files.
 dnl GNAT libraries are a further development, using the project feature.
@@ -1448,19 +1571,19 @@ cf_gnat_projects=no
 
 if test "$enable_gnat_projects" != no ; then
 AC_MSG_CHECKING(if GNAT supports project files)
-case $cf_cv_gnat_version in
+case "$cf_cv_gnat_version" in
 (3.[[0-9]]*)
 	;;
 (*)
-	case $cf_cv_system_name in
+	case "$cf_cv_system_name" in
 	(cygwin*|msys*)
 		;;
 	(*)
-		rm -rf conftest* *~conftest*
+		rm -rf ./conftest* ./*~conftest*
 		if mkdir conftest.src conftest.bin conftest.lib
 		then
 			cd conftest.src
-			rm -rf conftest* *~conftest*
+			rm -rf ./conftest* ./*~conftest*
 			cat >>library.gpr <<CF_EOF
 project Library is
   Kind := External ("LIB_KIND");
@@ -1489,11 +1612,11 @@ package body ConfPackage is
    end conftest;
 end ConfPackage;
 CF_EOF
-			if ( $cf_ada_make $ADAFLAGS \
+			if ( "$cf_ada_make" $ADAFLAGS \
 					-Plibrary.gpr \
-					-XBUILD_DIR=`cd ../conftest.bin;pwd` \
-					-XLIBRARY_DIR=`cd ../conftest.lib;pwd` \
-					-XSOURCE_DIR=`pwd` \
+					-XBUILD_DIR="`cd ../conftest.bin;pwd`" \
+					-XLIBRARY_DIR="`cd ../conftest.lib;pwd`" \
+					-XSOURCE_DIR="`pwd`" \
 					-XSONAME=libConfTest.so.1 \
 					-XLIB_KIND=static 1>&AC_FD_CC 2>&1 ) ; then
 				cf_gnat_projects=yes
@@ -1504,7 +1627,7 @@ CF_EOF
 		then
 			cf_gnat_libraries=yes
 		fi
-		rm -rf conftest* *~conftest*
+		rm -rf ./conftest* ./*~conftest*
 		;;
 	esac
 	;;
@@ -1512,19 +1635,30 @@ esac
 AC_MSG_RESULT($cf_gnat_projects)
 fi # enable_gnat_projects
 
-if test $cf_gnat_projects = yes
+if test "$cf_gnat_projects" = yes
 then
 	AC_MSG_CHECKING(if GNAT supports libraries)
 	AC_MSG_RESULT($cf_gnat_libraries)
 fi
 
+USE_OLD_MAKERULES=""
+USE_GNAT_PROJECTS="#"
+USE_GNAT_MAKE_GPR="#"
+USE_GNAT_GPRBUILD="#"
+
 if test "$cf_gnat_projects" = yes
 then
 	USE_OLD_MAKERULES="#"
 	USE_GNAT_PROJECTS=""
-else
-	USE_OLD_MAKERULES=""
-	USE_GNAT_PROJECTS="#"
+	if test "$cf_cv_VERSION_GPRBUILD" != no
+	then
+		USE_GNAT_GPRBUILD=""
+	elif test "$cf_cv_VERSION_GNATMAKE" != no
+	then
+		USE_GNAT_MAKE_GPR=""
+	else
+		AC_MSG_WARN(use old makefile rules since tools are missing)
+	fi
 fi
 
 if test "$cf_gnat_libraries" = yes
@@ -1537,9 +1671,11 @@ fi
 AC_SUBST(USE_OLD_MAKERULES)
 AC_SUBST(USE_GNAT_PROJECTS)
 AC_SUBST(USE_GNAT_LIBRARIES)
+AC_SUBST(USE_GNAT_MAKE_GPR)
+AC_SUBST(USE_GNAT_GPRBUILD)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
+dnl CF_GNAT_SIGINT version: 2 updated: 2021/01/01 13:31:04
 dnl --------------
 dnl Check if gnat supports SIGINT, and presumably tasking.  For the latter, it
 dnl is noted that gnat may compile a tasking unit even for configurations which
@@ -1578,7 +1714,7 @@ end ConfTest;],
 	[cf_cv_gnat_sigint=yes],
 	[cf_cv_gnat_sigint=no])])
 
-if test $cf_cv_gnat_sigint = yes ; then
+if test "$cf_cv_gnat_sigint" = yes ; then
 	USE_GNAT_SIGINT=""
 else
 	USE_GNAT_SIGINT="#"
@@ -1586,7 +1722,7 @@ fi
 AC_SUBST(USE_GNAT_SIGINT)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
+dnl CF_GNAT_TRY_LINK version: 4 updated: 2021/01/01 13:31:04
 dnl ----------------
 dnl Verify that a test program compiles/links with GNAT.
 dnl $cf_ada_make is set to the program that compiles/links
@@ -1598,22 +1734,22 @@ dnl $3 is the shell command to execute if successful
 dnl $4 is the shell command to execute if not successful
 AC_DEFUN([CF_GNAT_TRY_LINK],
 [
-rm -rf conftest* *~conftest*
+rm -rf ./conftest* ./*~conftest*
 cat >>conftest.ads <<CF_EOF
 $1
 CF_EOF
 cat >>conftest.adb <<CF_EOF
 $2
 CF_EOF
-if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
+if ( "$cf_ada_make" $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
 ifelse($3,,      :,[      $3])
 ifelse($4,,,[else
    $4])
 fi
-rm -rf conftest* *~conftest*
+rm -rf ./conftest* ./*~conftest*
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GNAT_TRY_RUN version: 5 updated: 2011/03/19 14:47:45
+dnl CF_GNAT_TRY_RUN version: 6 updated: 2021/01/01 13:31:04
 dnl ---------------
 dnl Verify that a test program compiles and runs with GNAT
 dnl $cf_ada_make is set to the program that compiles/links
@@ -1625,14 +1761,14 @@ dnl $3 is the shell command to execute if successful
 dnl $4 is the shell command to execute if not successful
 AC_DEFUN([CF_GNAT_TRY_RUN],
 [
-rm -rf conftest* *~conftest*
+rm -rf ./conftest* ./*~conftest*
 cat >>conftest.ads <<CF_EOF
 $1
 CF_EOF
 cat >>conftest.adb <<CF_EOF
 $2
 CF_EOF
-if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
+if ( "$cf_ada_make" $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
    if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
 ifelse($3,,      :,[      $3])
 ifelse($4,,,[   else
@@ -1641,7 +1777,7 @@ ifelse($4,,,[   else
 ifelse($4,,,[else
    $4])
 fi
-rm -rf conftest* *~conftest*
+rm -rf ./conftest* ./*~conftest*
 ])dnl
 dnl ---------------------------------------------------------------------------
 dnl CF_GNAT_VERSION version: 22 updated: 2019/12/31 08:53:54
@@ -1771,7 +1907,7 @@ if test x$cf_cv_gnu_library = xyes; then
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_HEADER_PATH version: 13 updated: 2015/04/15 19:08:48
+dnl CF_HEADER_PATH version: 15 updated: 2021/01/01 13:31:04
 dnl --------------
 dnl Construct a search-list of directories for a nonstandard header-file
 dnl
@@ -1787,7 +1923,7 @@ cf_header_path_list=""
 if test -n "${CFLAGS}${CPPFLAGS}" ; then
 	for cf_header_path in $CPPFLAGS $CFLAGS
 	do
-		case $cf_header_path in
+		case "$cf_header_path" in
 		(-I*)
 			cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
 			CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
@@ -1803,15 +1939,15 @@ CF_SUBDIR_PATH($1,$2,include)
 test "$includedir" != NONE && \
 test "$includedir" != "/usr/include" && \
 test -d "$includedir" && {
-	test -d $includedir &&    $1="[$]$1 $includedir"
-	test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
+	test -d "$includedir" &&    $1="[$]$1 $includedir"
+	test -d "$includedir/$2" && $1="[$]$1 $includedir/$2"
 }
 
 test "$oldincludedir" != NONE && \
 test "$oldincludedir" != "/usr/include" && \
 test -d "$oldincludedir" && {
-	test -d $oldincludedir    && $1="[$]$1 $oldincludedir"
-	test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
+	test -d "$oldincludedir"    && $1="[$]$1 $oldincludedir"
+	test -d "$oldincludedir/$2" && $1="[$]$1 $oldincludedir/$2"
 }
 
 $1="[$]$1 $cf_header_path_list"
@@ -1852,7 +1988,7 @@ CF_INSTALL_OPT_P
 CF_INSTALL_OPT_O
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_INSTALL_OPT_O version: 2 updated: 2015/05/15 19:45:35
+dnl CF_INSTALL_OPT_O version: 3 updated: 2020/12/31 20:19:42
 dnl ----------------
 dnl Almost all "install" programs default to the current user's ownership.
 dnl Almost - MINIX is an exception.
@@ -1871,7 +2007,7 @@ esac
 AC_MSG_RESULT($with_install_o)
 if test "x$with_install_o" = xyes
 then
-	INSTALL_OPT_O=`id root|sed -e 's/uid=[[0-9]]*(/ -o /' -e 's/gid=[[0-9]]*(/ -g /' -e 's/ [[^=[:space:]]][[^=[:space:]]]*=.*/ /' -e 's/)//g'`
+	INSTALL_OPT_O="`id root|sed -e 's/uid=[[0-9]]*(/ -o /' -e 's/gid=[[0-9]]*(/ -g /' -e 's/ [[^=[:space:]]][[^=[:space:]]]*=.*/ /' -e 's/)//g'`"
 else
 	INSTALL_OPT_O=
 fi
@@ -1879,16 +2015,16 @@ fi
 AC_SUBST(INSTALL_OPT_O)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_INSTALL_OPT_P version: 1 updated: 2018/08/18 12:19:21
+dnl CF_INSTALL_OPT_P version: 3 updated: 2021/01/01 13:31:04
 dnl ----------------
 dnl Some install-programs accept a "-p" option to preserve file modification
 dnl timestamps.  That can be useful as an install option, as well as a way to
 dnl avoid the need for ranlib after copying a static archive.
 AC_DEFUN([CF_INSTALL_OPT_P],
 [
-: ${INSTALL:=install}
+: "${INSTALL:=install}"
 AC_CACHE_CHECK(if install accepts -p option, cf_cv_install_p,[
-	rm -rf conftest*
+	rm -rf ./conftest*
 	date >conftest.in
 	mkdir conftest.out
 	sleep 3
@@ -1910,11 +2046,11 @@ AC_CACHE_CHECK(if install accepts -p option, cf_cv_install_p,[
 	else
 		cf_cv_install_p=no
 	fi
-	rm -rf conftest*
+	rm -rf ./conftest*
 ])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_INSTALL_OPT_S version: 2 updated: 2018/08/18 12:19:21
+dnl CF_INSTALL_OPT_S version: 3 updated: 2021/01/05 19:23:48
 dnl ----------------
 dnl By default, we should strip executables which are installed, but leave the
 dnl ability to suppress that for unit-testing.
@@ -1923,11 +2059,11 @@ AC_DEFUN([CF_INSTALL_OPT_S],
 AC_MSG_CHECKING(if you want to install stripped executables)
 CF_ARG_DISABLE(stripping,
 	[  --disable-stripping     do not strip (debug info) installed executables],
-	[with_stripping=no],
-	[with_stripping=yes])
-AC_MSG_RESULT($with_stripping)
+	[enable_stripping=no],
+	[enable_stripping=yes])
+AC_MSG_RESULT($enable_stripping)
 
-if test "$with_stripping" = yes
+if test "$enable_stripping" = yes
 then
 	INSTALL_OPT_S="-s"
 else
@@ -1936,7 +2072,7 @@ fi
 AC_SUBST(INSTALL_OPT_S)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_INTEL_COMPILER version: 7 updated: 2015/04/12 15:39:00
+dnl CF_INTEL_COMPILER version: 8 updated: 2021/01/01 16:53:59
 dnl -----------------
 dnl Check if the given compiler is really the Intel compiler for Linux.  It
 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
@@ -1954,7 +2090,7 @@ AC_REQUIRE([AC_CANONICAL_HOST])
 ifelse([$2],,INTEL_COMPILER,[$2])=no
 
 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
-	case $host_os in
+	case "$host_os" in
 	(linux*|gnu*)
 		AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler)
 		cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
@@ -1974,7 +2110,7 @@ cf_save_CFLAGS="$cf_save_CFLAGS -we147"
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_LARGEFILE version: 11 updated: 2018/06/20 20:23:13
+dnl CF_LARGEFILE version: 12 updated: 2020/03/19 20:23:48
 dnl ------------
 dnl Add checks for large file support.
 AC_DEFUN([CF_LARGEFILE],[
@@ -2014,6 +2150,7 @@ ifdef([AC_FUNC_FSEEKO],[
 		struct dirent64 *x = readdir((DIR *)0);
 		struct dirent *y = readdir((DIR *)0);
 		int z = x - y;
+		(void)z;
 		],
 		[cf_cv_struct_dirent64=yes],
 		[cf_cv_struct_dirent64=no])
@@ -2023,7 +2160,7 @@ ifdef([AC_FUNC_FSEEKO],[
 ])
 ])
 dnl ---------------------------------------------------------------------------
-dnl CF_LD_RPATH_OPT version: 8 updated: 2018/08/18 16:36:35
+dnl CF_LD_RPATH_OPT version: 9 updated: 2021/01/01 13:31:04
 dnl ---------------
 dnl For the given system and compiler, find the compiler flags to pass to the
 dnl loader to use the "rpath" feature.
@@ -2035,7 +2172,7 @@ LD_RPATH_OPT=
 if test "x$cf_cv_enable_rpath" != xno
 then
 	AC_MSG_CHECKING(for an rpath option)
-	case $cf_cv_system_name in
+	case "$cf_cv_system_name" in
 	(irix*)
 		if test "$GCC" = yes; then
 			LD_RPATH_OPT="-Wl,-rpath,"
@@ -2080,7 +2217,7 @@ then
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_LIBRARY_PATH version: 10 updated: 2015/04/15 19:08:48
+dnl CF_LIBRARY_PATH version: 11 updated: 2021/01/01 13:31:04
 dnl ---------------
 dnl Construct a search-list of directories for a nonstandard library-file
 dnl
@@ -2094,7 +2231,7 @@ cf_library_path_list=""
 if test -n "${LDFLAGS}${LIBS}" ; then
 	for cf_library_path in $LDFLAGS $LIBS
 	do
-		case $cf_library_path in
+		case "$cf_library_path" in
 		(-L*)
 			cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
 			CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
@@ -2109,13 +2246,13 @@ CF_SUBDIR_PATH($1,$2,lib)
 $1="$cf_library_path_list [$]$1"
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_LIB_PREFIX version: 12 updated: 2015/10/17 19:03:33
+dnl CF_LIB_PREFIX version: 14 updated: 2021/01/01 13:31:04
 dnl -------------
 dnl Compute the library-prefix for the given host system
 dnl $1 = variable to set
 define([CF_LIB_PREFIX],
 [
-	case $cf_cv_system_name in
+	case "$cf_cv_system_name" in
 	(OS/2*|os2*)
 		if test "$DFT_LWR_MODEL" = libtool; then
 			LIB_PREFIX='lib'
@@ -2123,6 +2260,9 @@ define([CF_LIB_PREFIX],
 			LIB_PREFIX=''
 		fi
 		;;
+	(*-msvc*)
+		LIB_PREFIX=''
+		;;
 	(*)	LIB_PREFIX='lib'
 		;;
 	esac
@@ -2130,7 +2270,7 @@ ifelse($1,,,[$1=$LIB_PREFIX])
 	AC_SUBST(LIB_PREFIX)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_LIB_SUFFIX version: 25 updated: 2015/04/17 21:13:04
+dnl CF_LIB_SUFFIX version: 28 updated: 2021/01/01 16:53:59
 dnl -------------
 dnl Compute the library file-suffix from the given model name
 dnl $1 = model name
@@ -2145,19 +2285,37 @@ AC_DEFUN([CF_LIB_SUFFIX],
 		$3=[$]$2
 		;;
 	(Xdebug)
-		$2='_g.a'
+		case "$cf_cv_system_name" in
+		(*-msvc*)
+			$2='_g.lib'
+			;;
+		(*)
+			$2='_g.a'
+			;;
+		esac
 		$3=[$]$2
 		;;
 	(Xprofile)
-		$2='_p.a'
+		case "$cf_cv_system_name" in
+		(*-msvc*)
+			$2='_p.lib'
+			;;
+		(*)
+			$2='_p.a'
+			;;
+		esac
 		$3=[$]$2
 		;;
 	(Xshared)
-		case $cf_cv_system_name in
+		case "$cf_cv_system_name" in
 		(aix[[5-7]]*)
 			$2='.so'
 			$3=[$]$2
 			;;
+		(*-msvc*)
+			$2='.dll'
+			$3='.dll.lib'
+			;;
 		(cygwin*|msys*|mingw*)
 			$2='.dll'
 			$3='.dll.a'
@@ -2167,7 +2325,7 @@ AC_DEFUN([CF_LIB_SUFFIX],
 			$3=[$]$2
 			;;
 		(hpux*)
-			case $target in
+			case "$target" in
 			(ia64*)
 				$2='.so'
 				$3=[$]$2
@@ -2185,7 +2343,14 @@ AC_DEFUN([CF_LIB_SUFFIX],
 		esac
 		;;
 	(*)
-		$2='.a'
+		case "$target" in
+		(*-msvc*)
+			$2='.lib'
+			;;
+		(*)
+			$2='.a'
+			;;
+		esac
 		$3=[$]$2
 		;;
 	esac
@@ -2278,14 +2443,15 @@ AC_SUBST(BROKEN_LINKER)
 
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_MAKEFLAGS version: 18 updated: 2018/02/21 21:26:03
+dnl CF_MAKEFLAGS version: 20 updated: 2021/01/03 19:29:49
 dnl ------------
 dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make'
 dnl options to lower-levels.  It's very useful for "make -n" -- if we have it.
 dnl (GNU 'make' does both, something POSIX 'make', which happens to make the
 dnl ${MAKEFLAGS} variable incompatible because it adds the assignments :-)
 AC_DEFUN([CF_MAKEFLAGS],
-[
+[AC_REQUIRE([AC_PROG_FGREP])dnl
+
 AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[
 	cf_cv_makeflags=''
 	for cf_option in '-${MAKEFLAGS}' '${MFLAGS}'
@@ -2295,10 +2461,10 @@ SHELL = $SHELL
 all :
 	@ echo '.$cf_option'
 CF_EOF
-		cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | fgrep -v "ing directory" | sed -e 's,[[ 	]]*$,,'`
+		cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | ${FGREP-fgrep} -v "ing directory" | sed -e 's,[[ 	]]*$,,'`
 		case "$cf_result" in
 		(.*k|.*kw)
-			cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
+			cf_result="`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`"
 			case "$cf_result" in
 			(.*CC=*)	cf_cv_makeflags=
 				;;
@@ -2357,7 +2523,7 @@ AC_SUBST(MAKE_UPPER_TAGS)
 AC_SUBST(MAKE_LOWER_TAGS)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_MIXEDCASE_FILENAMES version: 7 updated: 2015/04/12 15:39:00
+dnl CF_MIXEDCASE_FILENAMES version: 9 updated: 2021/01/01 16:53:59
 dnl ----------------------
 dnl Check if the file-system supports mixed-case filenames.  If we're able to
 dnl create a lowercase name and see it as uppercase, it doesn't support that.
@@ -2365,8 +2531,8 @@ AC_DEFUN([CF_MIXEDCASE_FILENAMES],
 [
 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
 if test "$cross_compiling" = yes ; then
-	case $target_alias in
-	(*-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*)
+	case "$target_alias" in
+	(*-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*|darwin*)
 		cf_cv_mixedcase=no
 		;;
 	(*)
@@ -2387,7 +2553,7 @@ fi
 test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES,1,[Define to 1 if filesystem supports mixed-case filenames.])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_MKSTEMP version: 10 updated: 2017/01/21 11:12:16
+dnl CF_MKSTEMP version: 11 updated: 2021/01/01 13:31:04
 dnl ----------
 dnl Check for a working mkstemp.  This creates two files, checks that they are
 dnl successfully created and distinct (AmigaOS apparently fails on the last).
@@ -2396,7 +2562,7 @@ AC_CHECK_HEADERS( \
 unistd.h \
 )
 AC_CACHE_CHECK(for working mkstemp, cf_cv_func_mkstemp,[
-rm -rf conftest*
+rm -rf ./conftest*
 AC_TRY_RUN([
 #include <sys/types.h>
 #ifdef HAVE_UNISTD_H
@@ -2453,7 +2619,7 @@ AC_DEFUN([CF_MSG_LOG],[
 echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_NCURSES_ADDON version: 5 updated: 2015/04/26 18:06:58
+dnl CF_NCURSES_ADDON version: 6 updated: 2021/01/04 19:33:05
 dnl ----------------
 dnl Configure an ncurses add-on, built outside the ncurses tree.
 AC_DEFUN([CF_NCURSES_ADDON],[
@@ -2509,7 +2675,7 @@ CF_EOF
 		cf_try="$ac_cpp conftest.$ac_ext 2>&5 | fgrep AUTOCONF_$cf_name >conftest.out"
 		AC_TRY_EVAL(cf_try)
 		if test -f conftest.out ; then
-			cf_result=`cat conftest.out | sed -e "s/^.*AUTOCONF_$cf_name[[ 	]][[ 	]]*//"`
+			cf_result=`sed -e "s/^.*AUTOCONF_${cf_name}[[ 	]][[ 	]]*//" conftest.out`
 			eval NCURSES_$cf_name=\"$cf_result\"
 			# cat conftest.$ac_ext
 			# cat conftest.out
@@ -2543,7 +2709,7 @@ AC_SUBST(cf_cv_type_of_bool)dnl
 
 ])
 dnl ---------------------------------------------------------------------------
-dnl CF_NCURSES_CC_CHECK version: 4 updated: 2007/07/29 10:39:05
+dnl CF_NCURSES_CC_CHECK version: 5 updated: 2020/12/31 20:19:42
 dnl -------------------
 dnl Check if we can compile with ncurses' header file
 dnl $1 is the cache variable to set
@@ -2563,10 +2729,10 @@ AC_DEFUN([CF_NCURSES_CC_CHECK],[
 	make an error
 #endif
 ])[
-printf("%s\n", NCURSES_VERSION);
+printf("%s\\n", NCURSES_VERSION);
 #else
 #ifdef __NCURSES_H
-printf("old\n");
+printf("old\\n");
 #else
 	make an error
 #endif
@@ -2576,7 +2742,7 @@ printf("old\n");
 	,[$1=no])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_NCURSES_CONFIG version: 21 updated: 2018/06/20 20:23:13
+dnl CF_NCURSES_CONFIG version: 26 updated: 2021/01/03 08:05:37
 dnl -----------------
 dnl Tie together the configure-script macros for ncurses, preferring these in
 dnl order:
@@ -2598,14 +2764,50 @@ if test "x${PKG_CONFIG:=none}" != xnone; then
 		AC_MSG_CHECKING(if the $cf_ncuconfig_root package files work)
 		cf_have_ncuconfig=unknown
 
+		cf_save_CFLAGS="$CFLAGS"
 		cf_save_CPPFLAGS="$CPPFLAGS"
 		cf_save_LIBS="$LIBS"
 
-		CF_ADD_CFLAGS(`$PKG_CONFIG --cflags $cf_ncuconfig_root`)
-		CF_ADD_LIBS(`$PKG_CONFIG --libs $cf_ncuconfig_root`)
+		cf_pkg_cflags="`$PKG_CONFIG --cflags $cf_ncuconfig_root`"
+		cf_pkg_libs="`$PKG_CONFIG --libs $cf_ncuconfig_root`"
+
+		# while -W for passing linker flags is prevalent, it is not "standard".
+		# At least one wrapper for c89/c99 (in Apple's xcode) has its own
+		# incompatible _and_ non-standard -W option which gives an error.  Work
+		# around that pitfall.
+		case "x${CC}@@${cf_pkg_libs}@${cf_pkg_cflags}" in
+		(x*c[[89]]9@@*-W*)
+			CF_ADD_CFLAGS($cf_pkg_cflags)
+			CF_ADD_LIBS($cf_pkg_libs)
+
+			AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
+				[initscr(); mousemask(0,0); tigetstr((char *)0);],
+				[AC_TRY_RUN([#include <${cf_cv_ncurses_header:-curses.h}>
+					int main(void)
+					{ char *xx = curses_version(); return (xx == 0); }],
+					[cf_test_ncuconfig=yes],
+					[cf_test_ncuconfig=no],
+					[cf_test_ncuconfig=maybe])],
+				[cf_test_ncuconfig=no])
+
+			CFLAGS="$cf_save_CFLAGS"
+			CPPFLAGS="$cf_save_CPPFLAGS"
+			LIBS="$cf_save_LIBS"
+
+			if test "x$cf_test_ncuconfig" != xyes; then
+				cf_temp=`echo "x$cf_pkg_cflags" | sed -e s/^x// -e 's/-W[[^ 	]]*//g'`
+				cf_pkg_cflags="$cf_temp"
+				cf_temp=`echo "x$cf_pkg_libs" | sed -e s/^x// -e 's/-W[[^ 	]]*//g'`
+				cf_pkg_libs="$cf_temp"
+			fi
+			;;
+		esac
+
+		CF_ADD_CFLAGS($cf_pkg_cflags)
+		CF_ADD_LIBS($cf_pkg_libs)
 
 		AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
-			[initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);],
+			[initscr(); mousemask(0,0); tigetstr((char *)0);],
 			[AC_TRY_RUN([#include <${cf_cv_ncurses_header:-curses.h}>
 				int main(void)
 				{ char *xx = curses_version(); return (xx == 0); }],
@@ -2657,7 +2859,7 @@ if test "x$cf_have_ncuconfig" = "xno"; then
 		AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
 
 		dnl like CF_NCURSES_VERSION
-		cf_cv_ncurses_version=`$NCURSES_CONFIG --version`
+		cf_cv_ncurses_version="`$NCURSES_CONFIG --version`"
 
 	else
 
@@ -2670,7 +2872,7 @@ else
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_NCURSES_CPPFLAGS version: 21 updated: 2012/10/06 08:57:51
+dnl CF_NCURSES_CPPFLAGS version: 22 updated: 2021/01/02 09:31:20
 dnl -------------------
 dnl Look for the SVr4 curses clone 'ncurses' in the standard places, adjusting
 dnl the CPPFLAGS variable so we can include its header.
@@ -2704,7 +2906,7 @@ test "$cf_cv_curses_dir" != "no" && { \
 
 AC_CACHE_CHECK(for $cf_ncuhdr_root header in include-path, cf_cv_ncurses_h,[
 	cf_header_list="$cf_ncuhdr_root/curses.h $cf_ncuhdr_root/ncurses.h"
-	( test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw ) && cf_header_list="$cf_header_list curses.h ncurses.h"
+	{ test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw; } && cf_header_list="$cf_header_list curses.h ncurses.h"
 	for cf_header in $cf_header_list
 	do
 		CF_NCURSES_CC_CHECK(cf_cv_ncurses_h,$cf_header,$1)
@@ -2721,7 +2923,7 @@ AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
 CF_NCURSES_VERSION
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_NCURSES_HEADER version: 4 updated: 2015/04/15 19:08:48
+dnl CF_NCURSES_HEADER version: 7 updated: 2021/01/04 19:33:05
 dnl -----------------
 dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
 dnl variations of ncurses' installs.
@@ -2736,7 +2938,7 @@ else
 AC_CACHE_CHECK(for $cf_ncuhdr_root include-path, cf_cv_ncurses_h2,[
 	test -n "$verbose" && echo
 	CF_HEADER_PATH(cf_search,$cf_ncuhdr_root)
-	test -n "$verbose" && echo search path $cf_search
+	test -n "$verbose" && echo "search path $cf_search"
 	cf_save2_CPPFLAGS="$CPPFLAGS"
 	for cf_incdir in $cf_search
 	do
@@ -2748,7 +2950,7 @@ AC_CACHE_CHECK(for $cf_ncuhdr_root include-path, cf_cv_ncurses_h2,[
 			CF_NCURSES_CC_CHECK(cf_cv_ncurses_h2,$cf_header,$1)
 			if test "$cf_cv_ncurses_h2" != no ; then
 				cf_cv_ncurses_h2=$cf_incdir/$cf_header
-				test -n "$verbose" && echo $ac_n "	... found $ac_c" 1>&AC_FD_MSG
+				test -n "$verbose" && echo $ECHO_N "	... found $ECHO_C" 1>&AC_FD_MSG
 				break
 			fi
 			test -n "$verbose" && echo "	... tested $cf_incdir/$cf_header" 1>&AC_FD_MSG
@@ -2760,9 +2962,9 @@ AC_CACHE_CHECK(for $cf_ncuhdr_root include-path, cf_cv_ncurses_h2,[
 	])
 
 	CF_DIRNAME(cf_1st_incdir,$cf_cv_ncurses_h2)
-	cf_cv_ncurses_header=`basename $cf_cv_ncurses_h2`
-	if test `basename $cf_1st_incdir` = $cf_ncuhdr_root ; then
-		cf_cv_ncurses_header=$cf_ncuhdr_root/$cf_cv_ncurses_header
+	cf_cv_ncurses_header="`basename "$cf_cv_ncurses_h2"`"
+	if test "`basename "$cf_1st_incdir"`" = "$cf_ncuhdr_root" ; then
+		cf_cv_ncurses_header="$cf_ncuhdr_root/$cf_cv_ncurses_header"
 	fi
 	CF_ADD_INCDIR($cf_1st_incdir)
 
@@ -2770,13 +2972,13 @@ fi
 
 # Set definitions to allow ifdef'ing for ncurses.h
 
-case $cf_cv_ncurses_header in
+case "$cf_cv_ncurses_header" in
 (*ncurses.h)
 	AC_DEFINE(HAVE_NCURSES_H,1,[Define to 1 if we have ncurses.h])
 	;;
 esac
 
-case $cf_cv_ncurses_header in
+case "$cf_cv_ncurses_header" in
 (ncurses/curses.h|ncurses/ncurses.h)
 	AC_DEFINE(HAVE_NCURSES_NCURSES_H,1,[Define to 1 if we have ncurses/ncurses.h])
 	;;
@@ -2787,7 +2989,7 @@ esac
 
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_NCURSES_LIBS version: 17 updated: 2015/04/15 19:08:48
+dnl CF_NCURSES_LIBS version: 20 updated: 2021/01/03 08:05:37
 dnl ---------------
 dnl Look for the ncurses library.  This is a little complicated on Linux,
 dnl because it may be linked with the gpm (general purpose mouse) library.
@@ -2813,7 +3015,7 @@ AC_CHECK_LIB(gpm,Gpm_Open,
 		[LIBS="$cf_ncurses_SAVE"],
 		[cf_ncurses_LIBS="-lgpm"])])
 
-case $host_os in
+case "$host_os" in
 (freebsd*)
 	# This is only necessary if you are linking against an obsolete
 	# version of ncurses (but it should do no harm, since it's static).
@@ -2825,7 +3027,7 @@ esac
 
 CF_ADD_LIBS($cf_ncurses_LIBS)
 
-if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
+if test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no"
 then
 	CF_ADD_LIBS(-l$cf_nculib_root)
 else
@@ -2839,13 +3041,13 @@ if test -n "$cf_ncurses_LIBS" ; then
 	AC_MSG_CHECKING(if we can link $cf_nculib_root without $cf_ncurses_LIBS)
 	cf_ncurses_SAVE="$LIBS"
 	for p in $cf_ncurses_LIBS ; do
-		q=`echo $LIBS | sed -e "s%$p %%" -e "s%$p$%%"`
+		q=`echo "$LIBS" | sed -e "s%$p %%" -e "s%$p$%%"`
 		if test "$q" != "$LIBS" ; then
 			LIBS="$q"
 		fi
 	done
 	AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>],
-		[initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);],
+		[initscr(); mousemask(0,0); tigetstr((char *)0);],
 		[AC_MSG_RESULT(yes)],
 		[AC_MSG_RESULT(no)
 		 LIBS="$cf_ncurses_SAVE"])
@@ -2855,7 +3057,7 @@ CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_nculib_root)
 AC_DEFINE_UNQUOTED($cf_nculib_ROOT)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_NCURSES_VERSION version: 15 updated: 2017/05/09 19:26:10
+dnl CF_NCURSES_VERSION version: 16 updated: 2020/12/31 20:19:42
 dnl ------------------
 dnl Check for the version of ncurses, to aid in reporting bugs, etc.
 dnl Call CF_CURSES_CPPFLAGS first, or CF_NCURSES_CPPFLAGS.  We don't use
@@ -2866,7 +3068,7 @@ AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl
 AC_CACHE_CHECK(for ncurses version, cf_cv_ncurses_version,[
 	cf_cv_ncurses_version=no
 	cf_tempfile=out$$
-	rm -f $cf_tempfile
+	rm -f "$cf_tempfile"
 	AC_TRY_RUN([
 #include <${cf_cv_ncurses_header:-curses.h}>
 #include <stdio.h>
@@ -2875,13 +3077,13 @@ int main(void)
 	FILE *fp = fopen("$cf_tempfile", "w");
 #ifdef NCURSES_VERSION
 # ifdef NCURSES_VERSION_PATCH
-	fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
+	fprintf(fp, "%s.%d\\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
 # else
-	fprintf(fp, "%s\n", NCURSES_VERSION);
+	fprintf(fp, "%s\\n", NCURSES_VERSION);
 # endif
 #else
 # ifdef __NCURSES_H
-	fprintf(fp, "old\n");
+	fprintf(fp, "old\\n");
 # else
 	make an error
 # endif
@@ -2892,7 +3094,7 @@ int main(void)
 
 	# This will not work if the preprocessor splits the line after the
 	# Autoconf token.  The 'unproto' program does that.
-	cat > conftest.$ac_ext <<EOF
+	cat > "conftest.$ac_ext" <<EOF
 #include <${cf_cv_ncurses_header:-curses.h}>
 #undef Autoconf
 #ifdef NCURSES_VERSION
@@ -2907,17 +3109,17 @@ EOF
 	cf_try="$ac_cpp conftest.$ac_ext 2>&AC_FD_CC | grep '^Autoconf ' >conftest.out"
 	AC_TRY_EVAL(cf_try)
 	if test -f conftest.out ; then
-		cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[[^"]]*"%%' -e 's%".*%%'`
+		cf_out=`sed -e 's%^Autoconf %%' -e 's%^[[^"]]*"%%' -e 's%".*%%' conftest.out`
 		test -n "$cf_out" && cf_cv_ncurses_version="$cf_out"
 		rm -f conftest.out
 	fi
 ])
-	rm -f $cf_tempfile
+	rm -f "$cf_tempfile"
 ])
 test "$cf_cv_ncurses_version" = no || AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_OBJ_SUBDIR version: 7 updated: 2015/04/17 21:13:04
+dnl CF_OBJ_SUBDIR version: 8 updated: 2021/01/01 13:31:04
 dnl -------------
 dnl Compute the object-directory name from the given model name
 AC_DEFUN([CF_OBJ_SUBDIR],
@@ -2928,7 +3130,7 @@ AC_DEFUN([CF_OBJ_SUBDIR],
 	(debug)   $2='obj_g' ;;
 	(profile) $2='obj_p' ;;
 	(shared)
-		case $cf_cv_system_name in
+		case "$cf_cv_system_name" in
 		(cygwin|msys)
 			$2='objects' ;;
 		(*)
@@ -2937,14 +3139,14 @@ AC_DEFUN([CF_OBJ_SUBDIR],
 	esac
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_PATHSEP version: 7 updated: 2015/04/12 15:39:00
+dnl CF_PATHSEP version: 8 updated: 2021/01/01 13:31:04
 dnl ----------
 dnl Provide a value for the $PATH and similar separator (or amend the value
 dnl as provided in autoconf 2.5x).
 AC_DEFUN([CF_PATHSEP],
 [
 	AC_MSG_CHECKING(for PATH separator)
-	case $cf_cv_system_name in
+	case "$cf_cv_system_name" in
 	(os2*)	PATH_SEPARATOR=';'  ;;
 	(*)	${PATH_SEPARATOR:=':'}  ;;
 	esac
@@ -2953,7 +3155,7 @@ ifelse([$1],,,[$1=$PATH_SEPARATOR])
 	AC_MSG_RESULT($PATH_SEPARATOR)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_PATH_SYNTAX version: 16 updated: 2015/04/18 08:56:57
+dnl CF_PATH_SYNTAX version: 18 updated: 2020/12/31 18:40:20
 dnl --------------
 dnl Check the argument to see that it looks like a pathname.  Rewrite it if it
 dnl begins with one of the prefix/exec_prefix variables, and then again if the
@@ -2973,16 +3175,16 @@ case ".[$]$1" in
 	;;
 (.[[a-zA-Z]]:[[\\/]]*) # OS/2 EMX
 	;;
-(.\[$]{*prefix}*|.\[$]{*dir}*)
+(.\[$]\{*prefix\}*|.\[$]\{*dir\}*)
 	eval $1="[$]$1"
 	case ".[$]$1" in
 	(.NONE/*)
-		$1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
+		$1=`echo "[$]$1" | sed -e s%NONE%$cf_path_syntax%`
 		;;
 	esac
 	;;
 (.no|.NONE/*)
-	$1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
+	$1=`echo "[$]$1" | sed -e s%NONE%$cf_path_syntax%`
 	;;
 (*)
 	ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
@@ -2990,7 +3192,7 @@ case ".[$]$1" in
 esac
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_PKG_CONFIG version: 10 updated: 2015/04/26 18:06:58
+dnl CF_PKG_CONFIG version: 11 updated: 2021/01/01 13:31:04
 dnl -------------
 dnl Check for the package-config program, unless disabled by command-line.
 AC_DEFUN([CF_PKG_CONFIG],
@@ -3002,7 +3204,7 @@ AC_ARG_WITH(pkg-config,
 	[cf_pkg_config=yes])
 AC_MSG_RESULT($cf_pkg_config)
 
-case $cf_pkg_config in
+case "$cf_pkg_config" in
 (no)
 	PKG_CONFIG=none
 	;;
@@ -3165,7 +3367,7 @@ CF_ACVERSION_CHECK(2.52,
 CF_CC_ENV_FLAGS
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_PROG_CC_C_O version: 5 updated: 2017/01/21 11:06:25
+dnl CF_PROG_CC_C_O version: 6 updated: 2021/01/01 13:31:04
 dnl --------------
 dnl Analogous to AC_PROG_CC_C_O, but more useful: tests only $CC, ensures that
 dnl the output file can be renamed, and allows for a shell variable that can
@@ -3197,9 +3399,9 @@ then
 else
   eval cf_cv_prog_$1_c_o=no
 fi
-rm -rf conftest*
+rm -rf ./conftest*
 ])dnl
-if test $cf_cv_prog_$1_c_o = yes; then
+if test "$cf_cv_prog_$1_c_o" = yes; then
   AC_MSG_RESULT([yes])
 else
   AC_MSG_RESULT([no])
@@ -3221,13 +3423,13 @@ AC_DEFUN([CF_PROG_EGREP],
 	test -z "$EGREP" && AC_MSG_ERROR(No egrep program found)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_PROG_EXT version: 14 updated: 2018/06/20 20:23:13
+dnl CF_PROG_EXT version: 15 updated: 2021/01/02 09:31:20
 dnl -----------
 dnl Compute $PROG_EXT, used for non-Unix ports, such as OS/2 EMX.
 AC_DEFUN([CF_PROG_EXT],
 [
 AC_REQUIRE([CF_CHECK_CACHE])
-case $cf_cv_system_name in
+case "$cf_cv_system_name" in
 (os2*)
 	CFLAGS="$CFLAGS -Zmt"
 	CF_APPEND_TEXT(CPPFLAGS,-D__ST_MT_ERRNO__)
@@ -3246,7 +3448,7 @@ AC_SUBST(PROG_EXT)
 test -n "$PROG_EXT" && AC_DEFINE_UNQUOTED(PROG_EXT,"$PROG_EXT",[Define to the program extension (normally blank)])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_PROG_GNAT version: 10 updated: 2019/12/31 08:53:54
+dnl CF_PROG_GNAT version: 12 updated: 2021/01/02 17:09:14
 dnl ------------
 dnl Check for gnat/gnatmake/etc, ensure that the toolset is complete.
 AC_DEFUN([CF_PROG_GNAT],[
@@ -3257,14 +3459,14 @@ do
 	unset ac_cv_path_cf_TEMP_gnat
 	unset cf_TEMP_gnat
 	AC_PATH_PROG(cf_TEMP_gnat,$cf_prog_gnat,no)
-	eval cf_cv_PATH_$cf_upper_prog_gnat=[$]ac_cv_path_cf_TEMP_gnat
+	eval "cf_cv_PATH_$cf_upper_prog_gnat=[$]ac_cv_path_cf_TEMP_gnat"
 
 	if test "x$cf_TEMP_gnat" != xno; then
 		unset cf_cv_gnat_version
 		unset cf_TEMP_gnat
 		CF_GNAT_VERSION(cf_TEMP_gnat,$cf_prog_gnat)
 	fi
-	eval cf_cv_VERSION_$cf_upper_prog_gnat=[$]cf_TEMP_gnat
+	eval "cf_cv_VERSION_$cf_upper_prog_gnat=[$]cf_TEMP_gnat"
 
 	unset cf_TEMP_gnat
 	unset cf_cv_gnat_version
@@ -3280,7 +3482,7 @@ else
 		# gprconfig is newer than gnatmake; we can continue...
 		cf_ada_config="##"
 	else
-		rm -rf conftest* *~conftest*
+		rm -rf ./conftest* ./*~conftest*
 		if mkdir conftest.src
 		then
 			cf_ada_config=""
@@ -3288,12 +3490,12 @@ else
 			for cf_gprconfig in Ada C
 			do
 				AC_MSG_CHECKING(for gprconfig name for $cf_gprconfig)
-				if test $cf_gprconfig = C
+				if test "$cf_gprconfig" = C
 				then
 					for cf_gprconfig_param in \
-						$cf_gprconfig,,,,GNATGCC \
-						$cf_gprconfig,,,,GCC \
-						$cf_gprconfig
+						"$cf_gprconfig,,,,GNATGCC" \
+						"$cf_gprconfig,,,,GCC" \
+						"$cf_gprconfig"
 					do
 						cf_gprconfig_value=`echo s| gprconfig --config=$cf_gprconfig_param 2>&AC_FD_CC | ${AWK:-awk} '/^\*/{print [$]3;}' | head -n 1`
 						test -n "$cf_gprconfig_value" && break
@@ -3304,7 +3506,7 @@ else
 				fi
 				if test -n "$cf_gprconfig_value"
 				then
-					eval cf_ada_config_[$]cf_gprconfig=[$]cf_gprconfig_value
+					eval "cf_ada_config_[$]cf_gprconfig=[$]cf_gprconfig_value"
 					AC_MSG_RESULT($cf_gprconfig_value)
 				else
 					AC_MSG_RESULT(missing)
@@ -3313,7 +3515,7 @@ else
 				fi
 			done
 			cd ..
-			rm -rf conftest* *~conftest*
+			rm -rf ./conftest* ./*~conftest*
 		fi
 	fi
 	if test "x$cf_ada_config" != "x#"
@@ -3351,7 +3553,7 @@ AC_SUBST(cf_ada_config_Ada)
 AC_SUBST(cf_ada_config_C)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_PROG_INSTALL version: 7 updated: 2015/04/18 08:56:57
+dnl CF_PROG_INSTALL version: 10 updated: 2021/01/04 19:33:05
 dnl ---------------
 dnl Force $INSTALL to be an absolute-path.  Otherwise, edit_man.sh and the
 dnl misc/tabset install won't work properly.  Usually this happens only when
@@ -3364,7 +3566,7 @@ case $INSTALL in
 (*)
 	CF_DIRNAME(cf_dir,$INSTALL)
 	test -z "$cf_dir" && cf_dir=.
-	INSTALL=`cd $cf_dir && pwd`/`echo $INSTALL | sed -e 's%^.*/%%'`
+	INSTALL="`cd \"$cf_dir\" && pwd`"/"`echo "$INSTALL" | sed -e 's%^.*/%%'`"
 	;;
 esac
 ])dnl
@@ -3457,7 +3659,7 @@ do
 done
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_SHARED_OPTS version: 93 updated: 2018/08/18 16:36:35
+dnl CF_SHARED_OPTS version: 105 updated: 2021/01/02 17:09:14
 dnl --------------
 dnl --------------
 dnl Attempt to determine the appropriate CC/LD options for creating a shared
@@ -3507,7 +3709,7 @@ AC_DEFUN([CF_SHARED_OPTS],
 	AC_ARG_WITH(shlib-version,
 	[  --with-shlib-version=X  Specify rel or abi version for shared libs],
 	[test -z "$withval" && withval=auto
-	case $withval in
+	case "$withval" in
 	(yes)
 		cf_cv_shlib_version=auto
 		;;
@@ -3533,7 +3735,7 @@ AC_DEFUN([CF_SHARED_OPTS],
 	then
 		cf_try_fPIC=yes
 	else
-		case $cf_cv_system_name in
+		case "$cf_cv_system_name" in
 		(*linux*)	# e.g., PGI compiler
 			cf_try_fPIC=yes
 			;;
@@ -3555,7 +3757,7 @@ AC_DEFUN([CF_SHARED_OPTS],
 
 	cf_cv_shlib_version_infix=no
 
-	case $cf_cv_system_name in
+	case "$cf_cv_system_name" in
 	(aix4.[3-9]*|aix[[5-7]]*)
 		if test "$GCC" = yes; then
 			CC_SHARED_OPTS='-Wl,-brtl'
@@ -3624,7 +3826,7 @@ CF_EOF
 			LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
 			AC_TRY_LINK(, [int i;], cf_cv_ldflags_search_paths_first=yes, cf_cv_ldflags_search_paths_first=no)
 				LDFLAGS=$cf_save_LDFLAGS])
-		if test $cf_cv_ldflags_search_paths_first = yes; then
+		if test "$cf_cv_ldflags_search_paths_first" = yes; then
 			LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
 		fi
 		;;
@@ -3683,6 +3885,112 @@ CF_EOF
 		CF_SHARED_SONAME
 		MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
 		;;
+	(mingw*msvc*)
+		cf_cv_shlib_version=msvcdll
+		cf_cv_shlib_version_infix=msvcdll
+		shlibdir=$bindir
+		MAKE_DLLS=
+		if test "$DFT_LWR_MODEL" = "shared" ; then
+			LOCAL_LDFLAGS="-link -dll"
+			LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
+			EXTRA_LDFLAGS="-link -dll $EXTRA_LDFLAGS"
+		fi
+		CC_SHARED_OPTS=
+		MK_SHARED_LIB=$SHELL' '$rel_builddir'/mk_shared_lib.sh [$]@ ${LD} [$]{CFLAGS}'
+		RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.lib"
+		cat >mk_shared_lib.sh <<-CF_EOF
+		#!$SHELL
+		SHARED_LIB=\[$]1
+		IMPORT_LIB=\`echo "\[$]1" | sed -e 's/[[0-9]]*\.dll[$]/.dll.lib/'\`
+		shift
+		my_ld=\[$]1
+		shift
+		cat <<-EOF
+		Linking shared library
+		** SHARED LIB \$SHARED_LIB
+		** IMPORT_LIB \$IMPORT_LIB
+EOF
+		args=\$(echo \[$]* | sed -E "s#-l(\w*)#\1.dll.lib#g" | sed -E "s#-L(\w*)#-LIBPATH:\1#g")
+		exec \$my_ld -DLL -IMPLIB:"\${IMPORT_LIB}" -OUT:"\${SHARED_LIB}" ${LDFLAGS} \$args
+		mv "\${IMPORT_LIB}" "\${IMPORT_LIB}"
+CF_EOF
+		chmod +x mk_shared_lib.sh
+		cat >mk_prog.sh <<-CF_EOF
+		#!$SHELL
+		shift
+		# Ignore first argument (compiler) and use LD (link.exe) unconditionally
+		LD="[$]LD"
+		clopts=()
+		ldopts=("/subsystem:console")
+		libs=()
+		isdll=0
+		while test \[$]# -gt 0; do
+			case "\[$]1" in
+				-link)
+					# ignore -link argument
+					;;
+				-M[[TD]] | -M[[TD]]d)
+					# ignore runtime-library option
+					;;
+				-dll)
+					isdll=1
+					;;
+				-W* | -w*)
+					# ignore warnings
+					;;
+				-D*)
+					clopts+=("\[$]1")
+					;;
+				-I*)
+					clopts+=("\[$]1")
+					;;
+				-l*)
+					libs+=("\`echo \"\[$]1\" | sed \"s/^-l//\"\`")
+					;;
+				-L*)
+					ldopts+=("\`echo \"\[$]1\" | sed \"s/^-L/-LIBPATH:/\"\`")
+					;;
+				*.obj | *.o)
+					ldopts+=("\[$]1")
+					;;
+				-Wl,*)
+					for linkarg in \`echo '\[$]1' | sed -e 's/-Wl,//' -e 's/,/ /'\`; do
+						ldopts+=("\[$]{linkarg}")
+					done
+					;;
+				*.lib)
+					ldopts+=("\[$]1")
+					;;
+				-o)
+					shift
+					ldopts+=("-out:\[$]1")
+					;;
+				*)
+					clopts+=("\[$]1")
+					ldopts+=("\[$]1")
+					;;
+			esac
+			shift
+		done
+		if [[ "\$isdll" -ne 0 ]]; then
+			for lib in \[$]{libs[[*]]}; do
+				ldopts+=("\[$]lib.dll.lib")
+			done
+		else
+			for lib in \[$]{libs[[*]]}; do
+				ldopts+=("\[$]lib.lib")
+			done
+		fi
+		cat <<-EOF
+		Creating program
+		** ld options:   "\[$]{ldopts[[@]]}"
+EOF
+		exec \[$]LD \[$]{ldopts[[@]]}
+CF_EOF
+		chmod +x mk_prog.sh
+		LINK_PROGS="$SHELL ${rel_builddir}/mk_prog.sh"
+		LINK_TESTS="$SHELL ${rel_builddir}/mk_prog.sh"
+		;;
 	(mingw*)
 		cf_cv_shlib_version=mingw
 		cf_cv_shlib_version_infix=mingw
@@ -3722,6 +4030,14 @@ CF_EOF
 		CF_SHARED_SONAME
 		MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -shared -Wl,-Bshareable,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
 		;;
+	(nskJ*)
+		CC_SHARED_OPTS=
+		MK_SHARED_LIB='${LD} -Wshared -Weld=-export_all -o $[@]'
+		;;
+	(nskL*)
+		CC_SHARED_OPTS=
+		MK_SHARED_LIB='${LD} -Wshared -Wxld=-export_all -o $[@]'
+		;;
 	(nto-qnx*|openbsd*|freebsd[[12]].*)
 		CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
 		MK_SHARED_LIB='${LD} ${LDFLAGS} -Bshareable -o $[@]'
@@ -3753,7 +4069,7 @@ CF_EOF
 			CF_SHARED_SONAME
 			MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname' -o $[@]'
 		else
-			MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -Wl,-shared -Wl,-Bshareable -o $[@]'
+			MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -shared -o $[@]'
 		fi
 		;;
 	(osf*|mls+*)
@@ -3761,7 +4077,7 @@ CF_EOF
 		# tested with OSF/1 V3.2 and gcc 2.6.3 (but the c++ demo didn't
 		# link with shared libs).
 		MK_SHARED_LIB='${LD} ${LDFLAGS} -set_version ${REL_VERSION}:${ABI_VERSION} -expect_unresolved "*" -shared -soname `basename $[@]`'
-		case $host_os in
+		case "$host_os" in
 		(osf4*)
 			MK_SHARED_LIB="${MK_SHARED_LIB} -msym"
 			;;
@@ -3811,7 +4127,7 @@ CF_EOF
 			for cf_shared_opts in -xcode=pic32 -xcode=pic13 -KPIC -Kpic -O
 			do
 				CFLAGS="$cf_shared_opts $cf_save_CFLAGS"
-				AC_TRY_COMPILE([#include <stdio.h>],[printf("Hello\n");],[break])
+				AC_TRY_COMPILE([#include <stdio.h>],[printf("Hello\\n");],[break])
 			done
 			CFLAGS="$cf_save_CFLAGS"
 			CC_SHARED_OPTS=$cf_shared_opts
@@ -3854,7 +4170,7 @@ cat > conftest.$ac_ext <<EOF
 #include <stdio.h>
 int main(int argc, char *argv[[]])
 {
-	printf("hello\n");
+	printf("hello\\n");
 	return (argv[[argc-1]] == 0) ;
 }
 EOF
@@ -3878,7 +4194,7 @@ EOF
 	test -n "$cf_ld_rpath_opt" && MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${RPATH_LIST}"
 	test -z "$RPATH_LIST" && RPATH_LIST="\${libdir}"
 
-	test $cf_cv_rm_so_locs = yes && RM_SHARED_OPTS="$RM_SHARED_OPTS so_locations"
+	test "$cf_cv_rm_so_locs" = yes && RM_SHARED_OPTS="$RM_SHARED_OPTS so_locations"
 
 	CF_VERBOSE(CC_SHARED_OPTS: $CC_SHARED_OPTS)
 	CF_VERBOSE(MK_SHARED_LIB:  $MK_SHARED_LIB)
@@ -3918,11 +4234,11 @@ define([CF_SHARED_SONAME],
 	fi
 ])
 dnl ---------------------------------------------------------------------------
-dnl CF_STRIP_G_OPT version: 3 updated: 2002/12/21 19:25:52
+dnl CF_STRIP_G_OPT version: 4 updated: 2021/01/02 09:31:20
 dnl --------------
 dnl	Remove "-g" option from the compiler options
 AC_DEFUN([CF_STRIP_G_OPT],
-[$1=`echo ${$1} | sed -e 's%-g %%' -e 's%-g$%%'`])dnl
+[$1=`echo "${$1}" | CF__SED_TRIMBLANKS(-e 's%-g %%' -e 's%-g$%%')`])dnl
 dnl ---------------------------------------------------------------------------
 dnl CF_SUBDIR_PATH version: 7 updated: 2014/12/04 04:33:06
 dnl --------------
@@ -3948,14 +4264,14 @@ do
 done
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_TERM_HEADER version: 4 updated: 2015/04/15 19:08:48
+dnl CF_TERM_HEADER version: 6 updated: 2021/01/02 09:31:20
 dnl --------------
 dnl Look for term.h, which is part of X/Open curses.  It defines the interface
 dnl to terminfo database.  Usually it is in the same include-path as curses.h,
 dnl but some packagers change this, breaking various applications.
 AC_DEFUN([CF_TERM_HEADER],[
 AC_CACHE_CHECK(for terminfo header, cf_cv_term_header,[
-case ${cf_cv_ncurses_header} in
+case "${cf_cv_ncurses_header}" in
 (*/ncurses.h|*/ncursesw.h)
 	cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[[^.]]*\.h$%term.h%'`
 	;;
@@ -3969,7 +4285,7 @@ do
 AC_TRY_COMPILE([#include <stdio.h>
 #include <${cf_cv_ncurses_header:-curses.h}>
 #include <$cf_test>
-],[int x = auto_left_margin],[
+],[int x = auto_left_margin; (void)x],[
 	cf_cv_term_header="$cf_test"],[
 	cf_cv_term_header=unknown
 	])
@@ -3979,13 +4295,13 @@ done
 
 # Set definitions to allow ifdef'ing to accommodate subdirectories
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (*term.h)
 	AC_DEFINE(HAVE_TERM_H,1,[Define to 1 if we have term.h])
 	;;
 esac
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (ncurses/term.h)
 	AC_DEFINE(HAVE_NCURSES_TERM_H,1,[Define to 1 if we have ncurses/term.h])
 	;;
@@ -4212,7 +4528,7 @@ AC_SUBST(ADA_SHAREDLIB)
 AC_SUBST(MAKE_ADA_SHAREDLIB)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_WITH_CURSES_DIR version: 3 updated: 2010/11/20 17:02:38
+dnl CF_WITH_CURSES_DIR version: 4 updated: 2021/01/02 19:22:58
 dnl ------------------
 dnl Wrapper for AC_ARG_WITH to specify directory under which to look for curses
 dnl libraries.
@@ -4225,7 +4541,7 @@ AC_ARG_WITH(curses-dir,
 	[cf_cv_curses_dir=no])
 AC_MSG_RESULT($cf_cv_curses_dir)
 
-if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
+if test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no"
 then
 	CF_PATH_SYNTAX(withval)
 	if test -d "$cf_cv_curses_dir"
@@ -4236,7 +4552,7 @@ then
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_WITH_LIB_PREFIX version: 1 updated: 2012/01/21 19:28:10
+dnl CF_WITH_LIB_PREFIX version: 2 updated: 2021/01/01 16:53:59
 dnl ------------------
 dnl Allow the library-prefix to be overridden.  OS/2 EMX originally had no
 dnl "lib" prefix, e.g., because it used the dll naming convention.
@@ -4251,10 +4567,10 @@ AC_ARG_WITH(lib-prefix,
 	[with_lib_prefix=auto])
 AC_MSG_RESULT($with_lib_prefix)
 
-if test $with_lib_prefix = auto
+if test "$with_lib_prefix" = auto
 then
 	CF_LIB_PREFIX($1)
-elif test $with_lib_prefix = no
+elif test "$with_lib_prefix" = no
 then
 	LIB_PREFIX=
 else
@@ -4283,12 +4599,12 @@ eval $3="$withval"
 AC_SUBST($3)dnl
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_WITH_PKG_CONFIG_LIBDIR version: 10 updated: 2015/08/22 17:10:56
+dnl CF_WITH_PKG_CONFIG_LIBDIR version: 11 updated: 2021/01/01 16:16:30
 dnl -------------------------
 dnl Allow the choice of the pkg-config library directory to be overridden.
 AC_DEFUN([CF_WITH_PKG_CONFIG_LIBDIR],[
 
-case $PKG_CONFIG in
+case "$PKG_CONFIG" in
 (no|none|yes)
 	AC_MSG_CHECKING(for pkg-config library directory)
 	;;
@@ -4345,7 +4661,7 @@ case x$PKG_CONFIG_LIBDIR in
 	for cf_config in $cf_search_path
 	do
 		CF_VERBOSE(checking $cf_config/pkgconfig)
-		if test -d $cf_config/pkgconfig
+		if test -d "$cf_config/pkgconfig"
 		then
 			PKG_CONFIG_LIBDIR=$cf_config/pkgconfig
 			AC_MSG_CHECKING(done)
@@ -4426,7 +4742,7 @@ AC_ARG_WITH(system-type,
 ])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_XOPEN_SOURCE version: 55 updated: 2018/12/31 20:46:17
+dnl CF_XOPEN_SOURCE version: 57 updated: 2021/01/01 16:53:59
 dnl ---------------
 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
 dnl or adapt to the vendor's definitions to get equivalent functionality,
@@ -4445,7 +4761,7 @@ cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
 cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
 cf_xopen_source=
 
-case $host_os in
+case "$host_os" in
 (aix[[4-7]]*)
 	cf_xopen_source="-D_ALL_SOURCE"
 	;;
@@ -4538,7 +4854,7 @@ make an error
 	[cf_XOPEN_SOURCE_set=yes],
 	[cf_XOPEN_SOURCE_set=no])
 	AC_MSG_RESULT($cf_XOPEN_SOURCE_set)
-	if test $cf_XOPEN_SOURCE_set = yes
+	if test "$cf_XOPEN_SOURCE_set" = yes
 	then
 		AC_TRY_COMPILE([#include <stdlib.h>],[
 #if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE
@@ -4546,7 +4862,7 @@ make an error
 #endif],
 		[cf_XOPEN_SOURCE_set_ok=yes],
 		[cf_XOPEN_SOURCE_set_ok=no])
-		if test $cf_XOPEN_SOURCE_set_ok = no
+		if test "$cf_XOPEN_SOURCE_set_ok" = no
 		then
 			AC_MSG_WARN(_XOPEN_SOURCE is lower than requested)
 		fi
@@ -4556,3 +4872,9 @@ make an error
 fi
 fi # cf_cv_posix_visible
 ])
+dnl ---------------------------------------------------------------------------
+dnl CF__SED_TRIMBLANKS version: 1 updated: 2021/01/02 09:31:20
+dnl ------------------
+dnl Trim something using sed, then trim extra whitespace
+dnl $1 = extra parameters, e.g., in CF_STRIP_G_OPT
+define([CF__SED_TRIMBLANKS],[sed ifelse($1,,,[$1] )-e 's%[[	]]% %g' -e 's% [[ ]]*% %g' -e 's%^ %%' -e 's% [$]%%'])dnl
diff --git a/Ada95/configure b/Ada95/configure
index 03e8fda6fd18..ac324fe9f3ee 100755
--- a/Ada95/configure
+++ b/Ada95/configure
@@ -1,8 +1,9 @@
 #! /bin/sh
-# From configure.in Revision: 1.76 .
+# From configure.in Revision: 1.82 .
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by Autoconf 2.52.20200111.
+# Generated by Autoconf 2.52.20210105.
 #
+# Copyright 2003-2020,2021	Thomas E. Dickey
 # Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001
 # Free Software Foundation, Inc.
 # This configure script is free software; the Free Software Foundation
@@ -60,9 +61,9 @@ as_executable_p="test -f"
 
 # Support unset when possible.
 if (FOO=FOO; unset FOO) >/dev/null 2>&1; then
-  as_unset=unset
+  as_unset="unset"
 else
-  as_unset=false
+  as_unset="false"
 fi
 
 # NLS nuisances.
@@ -97,13 +98,14 @@ exec 6>&1
 ac_default_prefix=/usr/local
 cross_compiling=no
 subdirs=
-MFLAGS= MAKEFLAGS=
+MFLAGS=
+MAKEFLAGS=
 SHELL=${CONFIG_SHELL-/bin/sh}
 
 # Maximum number of lines to put in a shell here document.
 # This variable seems obsolete.  It should probably be removed, and
 # only ac_max_sed_lines should be used.
-: ${ac_max_here_lines=38}
+: "${ac_max_here_lines=38}"
 
 ac_unique_file="gen/gen.c"
 # Factoring default headers for most tests.
@@ -204,7 +206,7 @@ do
 
   # Accept the important Cygnus configure options, so we can diagnose typos.
 
-  case $ac_option in
+  case "$ac_option" in
 
   -bindir | --bindir | --bindi | --bind | --bin | --bi)
     ac_prev=bindir ;;
@@ -245,7 +247,7 @@ do
     expr "x$ac_feature" : ".*[^-_$as_cr_alnum]" >/dev/null &&
       { echo "$as_me: error: invalid feature name: $ac_feature" >&2
    { (exit 1); exit 1; }; }
-    ac_feature=`echo $ac_feature | sed 's/-/_/g'`
+    ac_feature=`echo "$ac_feature" | sed 's/-/_/g'`
     eval "enable_$ac_feature=no" ;;
 
   -enable-* | --enable-*)
@@ -254,8 +256,8 @@ do
     expr "x$ac_feature" : ".*[^-_$as_cr_alnum]" >/dev/null &&
       { echo "$as_me: error: invalid feature name: $ac_feature" >&2
    { (exit 1); exit 1; }; }
-    ac_feature=`echo $ac_feature | sed 's/-/_/g'`
-    case $ac_option in
+    ac_feature=`echo "$ac_feature" | sed 's/-/_/g'`
+    case "$ac_option" in
       *=*) ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`;;
       *) ac_optarg=yes ;;
     esac
@@ -445,8 +447,8 @@ do
     expr "x$ac_package" : ".*[^-_$as_cr_alnum]" >/dev/null &&
       { echo "$as_me: error: invalid package name: $ac_package" >&2
    { (exit 1); exit 1; }; }
-    ac_package=`echo $ac_package| sed 's/-/_/g'`
-    case $ac_option in
+    ac_package=`echo "$ac_package" | sed 's/-/_/g'`
+    case "$ac_option" in
       *=*) ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`;;
       *) ac_optarg=yes ;;
     esac
@@ -458,7 +460,7 @@ do
     expr "x$ac_package" : ".*[^-_$as_cr_alnum]" >/dev/null &&
       { echo "$as_me: error: invalid package name: $ac_package" >&2
    { (exit 1); exit 1; }; }
-    ac_package=`echo $ac_package | sed 's/-/_/g'`
+    ac_package=`echo "$ac_package" | sed 's/-/_/g'`
     eval "with_$ac_package=no" ;;
 
   --x)
@@ -492,21 +494,21 @@ Try \`$0 --help' for more information." >&2
    { (exit 1); exit 1; }; }
     ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`
     eval "$ac_envvar='$ac_optarg'"
-    export $ac_envvar ;;
+    export "$ac_envvar" ;;
 
   *)
     # FIXME: should be removed in autoconf 3.0.
     echo "$as_me: WARNING: you should use --build, --host, --target" >&2
     expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null &&
       echo "$as_me: WARNING: invalid host type: $ac_option" >&2
-    : ${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}
+    : "${build_alias=$ac_option}" "${host_alias=$ac_option}" "${target_alias=$ac_option}"
     ;;
 
   esac
 done
 
 if test -n "$ac_prev"; then
-  ac_option=--`echo $ac_prev | sed 's/_/-/g'`
+  ac_option=--`echo "$ac_prev" | sed 's/_/-/g'`
   { echo "$as_me: error: missing argument to $ac_option" >&2
    { (exit 1); exit 1; }; }
 fi
@@ -514,8 +516,8 @@ fi
 # Be sure to have absolute paths.
 for ac_var in exec_prefix prefix
 do
-  eval ac_val=$`echo $ac_var`
-  case $ac_val in
+  eval ac_val=$`echo "$ac_var"`
+  case "$ac_val" in
     [\\/$]* | ?:[\\/]* | NONE | '' ) ;;
     *)  { echo "$as_me: error: expected an absolute path for --$ac_var: $ac_val" >&2
    { (exit 1); exit 1; }; };;
@@ -526,8 +528,8 @@ done
 for ac_var in bindir sbindir libexecdir datarootdir datadir sysconfdir sharedstatedir \
               localstatedir libdir includedir oldincludedir infodir mandir
 do
-  eval ac_val=$`echo $ac_var`
-  case $ac_val in
+  eval ac_val=$`echo "$ac_var"`
+  case "$ac_val" in
     [\\/$]* | ?:[\\/]* ) ;;
     *)  { echo "$as_me: error: expected an absolute path for --$ac_var: $ac_val" >&2
    { (exit 1); exit 1; }; };;
@@ -564,13 +566,13 @@ if test -z "$srcdir"; then
   ac_confdir=`echo "$ac_prog" | sed 's%[\\/][^\\/][^\\/]*$%%'`
   test "x$ac_confdir" = "x$ac_prog" && ac_confdir=.
   srcdir=$ac_confdir
-  if test ! -r $srcdir/$ac_unique_file; then
+  if test ! -r "$srcdir/$ac_unique_file"; then
     srcdir=..
   fi
 else
   ac_srcdir_defaulted=no
 fi
-if test ! -r $srcdir/$ac_unique_file; then
+if test ! -r "$srcdir/$ac_unique_file"; then
   if test "$ac_srcdir_defaulted" = yes; then
     { echo "$as_me: error: cannot find sources in $ac_confdir or .." >&2
    { (exit 1); exit 1; }; }
@@ -737,7 +739,7 @@ Experimental Code:
   --with-wrap-prefix=XXX  override prefix used for public variables
 Testing/development Options:
   --disable-echo          do not display "compiling" commands
-  --enable-warnings       build: turn on GCC compiler warnings
+  --enable-warnings       test: turn on gcc compiler warnings
   --enable-assertions     test: turn on generation of assertion code
   --enable-expanded       test: generate functions for certain macros
   --disable-macros        test: use functions rather than macros
@@ -769,42 +771,43 @@ if test "$ac_init_help" = "recursive"; then
   # If there are subdirs, report their specific --help.
   ac_popdir=`pwd`
   for ac_subdir in : $ac_subdirs_all; do test "x$ac_subdir" = x: && continue
-    cd $ac_subdir
+    cd "$ac_subdir"
     # A "../" for each directory in /$ac_subdir.
-    ac_dots=`echo $ac_subdir |
+    ac_dots=`echo "$ac_subdir" |
              sed 's,^\./,,;s,[^/]$,&/,;s,[^/]*/,../,g'`
 
-    case $srcdir in
+    case "$srcdir" in
     .) # No --srcdir option.  We are building in place.
-      ac_sub_srcdir=$srcdir ;;
+      ac_sub_srcdir="$srcdir" ;;
     [\\/]* | ?:[\\/]* ) # Absolute path.
-      ac_sub_srcdir=$srcdir/$ac_subdir ;;
+      ac_sub_srcdir="$srcdir/$ac_subdir" ;;
     *) # Relative path.
-      ac_sub_srcdir=$ac_dots$srcdir/$ac_subdir ;;
+      ac_sub_srcdir="$ac_dots$srcdir/$ac_subdir" ;;
     esac
 
     # Check for guested configure; otherwise get Cygnus style configure.
-    if test -f $ac_sub_srcdir/configure.gnu; then
+    if test -f "$ac_sub_srcdir/configure.gnu"; then
       echo
-      $SHELL $ac_sub_srcdir/configure.gnu  --help=recursive
-    elif test -f $ac_sub_srcdir/configure; then
+      $SHELL "$ac_sub_srcdir/configure.gnu" --help=recursive
+    elif test -f "$ac_sub_srcdir/configure"; then
       echo
-      $SHELL $ac_sub_srcdir/configure  --help=recursive
-    elif test -f $ac_sub_srcdir/configure.ac ||
-           test -f $ac_sub_srcdir/configure.in; then
+      $SHELL "$ac_sub_srcdir/configure" --help=recursive
+    elif test -f "$ac_sub_srcdir/configure.ac" ||
+           test -f "$ac_sub_srcdir/configure.in"; then
       echo
-      $ac_configure --help
+      "$ac_configure" --help
     else
       echo "$as_me: WARNING: no configuration information is in $ac_subdir" >&2
     fi
-    cd $ac_popdir
+    cd "$ac_popdir"
   done
 fi
 
 test -n "$ac_init_help" && exit 0
-if $ac_init_version; then
+if "$ac_init_version"; then
   cat <<\EOF
 
+Copyright 2003-2020,2021	Thomas E. Dickey
 Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001
 Free Software Foundation, Inc.
 This configure script is free software; the Free Software Foundation
@@ -818,7 +821,7 @@ This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
 It was created by $as_me, which was
-generated by GNU Autoconf 2.52.20200111.  Invocation command line was
+generated by GNU Autoconf 2.52.20210105.  Invocation command line was
 
   $ $0 $@
 
@@ -865,7 +868,7 @@ ac_configure_args=
 ac_sep=
 for ac_arg
 do
-  case $ac_arg in
+  case "$ac_arg" in
   -no-create | --no-create | --no-creat | --no-crea | --no-cre \
   | --no-cr | --no-c) ;;
   -no-recursion | --no-recursion | --no-recursio | --no-recursi \
@@ -922,7 +925,7 @@ trap 'exit_status=$?
     exit $exit_status
      ' 0
 for ac_signal in 1 2 13 15; do
-  trap 'ac_signal='$ac_signal'; { (exit 1); exit 1; }' $ac_signal
+  trap 'ac_signal='$ac_signal'; { (exit 1); exit 1; }' "$ac_signal"
 done
 ac_signal=0
 
@@ -942,7 +945,7 @@ if test -z "$CONFIG_SITE"; then
 fi
 for ac_site_file in $CONFIG_SITE; do
   if test -r "$ac_site_file"; then
-    { echo "$as_me:945: loading site script $ac_site_file" >&5
+    { echo "$as_me:948: loading site script $ac_site_file" >&5
 echo "$as_me: loading site script $ac_site_file" >&6;}
     cat "$ac_site_file" >&5
     . "$ac_site_file"
@@ -953,7 +956,7 @@ if test -r "$cache_file"; then
   # Some versions of bash will fail to source /dev/null (special
   # files actually), so we avoid doing that.
   if test -f "$cache_file"; then
-    { echo "$as_me:956: loading cache $cache_file" >&5
+    { echo "$as_me:959: loading cache $cache_file" >&5
 echo "$as_me: loading cache $cache_file" >&6;}
     case $cache_file in
       [\\/]* | ?:[\\/]* ) . $cache_file;;
@@ -961,7 +964,7 @@ echo "$as_me: loading cache $cache_file" >&6;}
     esac
   fi
 else
-  { echo "$as_me:964: creating cache $cache_file" >&5
+  { echo "$as_me:967: creating cache $cache_file" >&5
 echo "$as_me: creating cache $cache_file" >&6;}
   >$cache_file
 fi
@@ -975,23 +978,23 @@ for ac_var in `(set) 2>&1 |
   eval ac_new_set=\$ac_env_${ac_var}_set
   eval ac_old_val="\$ac_cv_env_${ac_var}_value"
   eval ac_new_val="\$ac_env_${ac_var}_value"
-  case $ac_old_set,$ac_new_set in
+  case "$ac_old_set,$ac_new_set" in
     set,)
-      { echo "$as_me:980: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
+      { echo "$as_me:983: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
 echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,set)
-      { echo "$as_me:984: error: \`$ac_var' was not set in the previous run" >&5
+      { echo "$as_me:987: error: \`$ac_var' was not set in the previous run" >&5
 echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,);;
     *)
       if test "x$ac_old_val" != "x$ac_new_val"; then
-        { echo "$as_me:990: error: \`$ac_var' has changed since the previous run:" >&5
+        { echo "$as_me:993: error: \`$ac_var' has changed since the previous run:" >&5
 echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
-        { echo "$as_me:992:   former value:  $ac_old_val" >&5
+        { echo "$as_me:995:   former value:  $ac_old_val" >&5
 echo "$as_me:   former value:  $ac_old_val" >&2;}
-        { echo "$as_me:994:   current value: $ac_new_val" >&5
+        { echo "$as_me:997:   current value: $ac_new_val" >&5
 echo "$as_me:   current value: $ac_new_val" >&2;}
         ac_cache_corrupted=:
       fi;;
@@ -999,7 +1002,7 @@ echo "$as_me:   current value: $ac_new_val" >&2;}
   # Pass precious variables to config.status.  It doesn't matter if
   # we pass some twice (in addition to the command line arguments).
   if test "$ac_new_set" = set; then
-    case $ac_new_val in
+    case "$ac_new_val" in
     *" "*|*"	"*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\"\']*)
       ac_arg=$ac_var=`echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"`
       ac_configure_args="$ac_configure_args '$ac_arg'"
@@ -1009,35 +1012,43 @@ echo "$as_me:   current value: $ac_new_val" >&2;}
     esac
   fi
 done
-if $ac_cache_corrupted; then
-  { echo "$as_me:1013: error: changes in the environment can compromise the build" >&5
+if "$ac_cache_corrupted"; then
+  { echo "$as_me:1016: error: changes in the environment can compromise the build" >&5
 echo "$as_me: error: changes in the environment can compromise the build" >&2;}
-  { { echo "$as_me:1015: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&5
+  { { echo "$as_me:1018: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&5
 echo "$as_me: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&2;}
    { (exit 1); exit 1; }; }
 fi
 
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CC -o "conftest$ac_exeext" $CFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
-ac_main_return=return
+ac_main_return="return"
 
 case `echo "testing\c" 2>/dev/null; echo 1,2,3`,`echo -n testing 2>/dev/null; echo 1,2,3` in
-  *c*,-n*) ECHO_N= ECHO_C=	# newlines do not sed ;-) only broken shells would use this case anyway
-		   ECHO_T='	' ;;
-  *c*,*  ) ECHO_N=-n ECHO_C= ECHO_T= ;;
-  *)      ECHO_N= ECHO_C='\c' ECHO_T= ;;
+  *c*,-n*) ECHO_N=
+           ECHO_C=      # newlines do not sed ;-) only broken shells would use this case anyway
+           ECHO_T='	'
+           ;;
+  *c*,*  ) ECHO_N=-n
+           ECHO_C=
+           ECHO_T=
+           ;;
+  *)       ECHO_N=
+           ECHO_C='\c'
+           ECHO_T=
+           ;;
 esac
 echo "#! $SHELL" >conftest.sh
 echo  "exit 0"   >>conftest.sh
 chmod +x conftest.sh
-if { (echo "$as_me:1036: PATH=\".;.\"; conftest.sh") >&5
+if { (echo "$as_me:1047: PATH=\".;.\"; conftest.sh") >&5
   (PATH=".;."; conftest.sh) 2>&5
   ac_status=$?
-  echo "$as_me:1039: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
+  echo "$as_me:1050: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; then
   ac_path_separator=';'
 else
   ac_path_separator=:
@@ -1051,22 +1062,22 @@ top_builddir=`pwd`
 
 ac_aux_dir=
 for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
-  if test -f $ac_dir/install-sh; then
+  if test -f "$ac_dir/install-sh"; then
     ac_aux_dir=$ac_dir
     ac_install_sh="$ac_aux_dir/install-sh -c"
     break
-  elif test -f $ac_dir/install.sh; then
+  elif test -f "$ac_dir/install.sh"; then
     ac_aux_dir=$ac_dir
     ac_install_sh="$ac_aux_dir/install.sh -c"
     break
-  elif test -f $ac_dir/shtool; then
+  elif test -f "$ac_dir/shtool"; then
     ac_aux_dir=$ac_dir
     ac_install_sh="$ac_aux_dir/shtool install -c"
     break
   fi
 done
 if test -z "$ac_aux_dir"; then
-  { { echo "$as_me:1069: error: cannot find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." >&5
+  { { echo "$as_me:1080: error: cannot find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." >&5
 echo "$as_me: error: cannot find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -1076,11 +1087,11 @@ ac_configure="$SHELL $ac_aux_dir/configure" # This should be Cygnus configure.
 
 # Make sure we can run config.sub.
 $ac_config_sub sun4 >/dev/null 2>&1 ||
-  { { echo "$as_me:1079: error: cannot run $ac_config_sub" >&5
+  { { echo "$as_me:1090: error: cannot run $ac_config_sub" >&5
 echo "$as_me: error: cannot run $ac_config_sub" >&2;}
    { (exit 1); exit 1; }; }
 
-echo "$as_me:1083: checking build system type" >&5
+echo "$as_me:1094: checking build system type" >&5
 echo $ECHO_N "checking build system type... $ECHO_C" >&6
 if test "${ac_cv_build+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -1089,23 +1100,23 @@ else
 test -z "$ac_cv_build_alias" &&
   ac_cv_build_alias=`$ac_config_guess`
 test -z "$ac_cv_build_alias" &&
-  { { echo "$as_me:1092: error: cannot guess build type; you must specify one" >&5
+  { { echo "$as_me:1103: error: cannot guess build type; you must specify one" >&5
 echo "$as_me: error: cannot guess build type; you must specify one" >&2;}
    { (exit 1); exit 1; }; }
-ac_cv_build=`$ac_config_sub $ac_cv_build_alias` ||
-  { { echo "$as_me:1096: error: $ac_config_sub $ac_cv_build_alias failed." >&5
+ac_cv_build=`$ac_config_sub "$ac_cv_build_alias"` ||
+  { { echo "$as_me:1107: error: $ac_config_sub $ac_cv_build_alias failed." >&5
 echo "$as_me: error: $ac_config_sub $ac_cv_build_alias failed." >&2;}
    { (exit 1); exit 1; }; }
 
 fi
-echo "$as_me:1101: result: $ac_cv_build" >&5
+echo "$as_me:1112: result: $ac_cv_build" >&5
 echo "${ECHO_T}$ac_cv_build" >&6
 build=$ac_cv_build
-build_cpu=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
-build_vendor=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
-build_os=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
+build_cpu=`echo "$ac_cv_build" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
+build_vendor=`echo "$ac_cv_build" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
+build_os=`echo "$ac_cv_build" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 
-echo "$as_me:1108: checking host system type" >&5
+echo "$as_me:1119: checking host system type" >&5
 echo $ECHO_N "checking host system type... $ECHO_C" >&6
 if test "${ac_cv_host+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -1113,21 +1124,21 @@ else
   ac_cv_host_alias=$host_alias
 test -z "$ac_cv_host_alias" &&
   ac_cv_host_alias=$ac_cv_build_alias
-ac_cv_host=`$ac_config_sub $ac_cv_host_alias` ||
-  { { echo "$as_me:1117: error: $ac_config_sub $ac_cv_host_alias failed" >&5
+ac_cv_host=`$ac_config_sub "$ac_cv_host_alias"` ||
+  { { echo "$as_me:1128: error: $ac_config_sub $ac_cv_host_alias failed" >&5
 echo "$as_me: error: $ac_config_sub $ac_cv_host_alias failed" >&2;}
    { (exit 1); exit 1; }; }
 
 fi
-echo "$as_me:1122: result: $ac_cv_host" >&5
+echo "$as_me:1133: result: $ac_cv_host" >&5
 echo "${ECHO_T}$ac_cv_host" >&6
 host=$ac_cv_host
-host_cpu=`echo $ac_cv_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
-host_vendor=`echo $ac_cv_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
-host_os=`echo $ac_cv_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
+host_cpu=`echo "$ac_cv_host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
+host_vendor=`echo "$ac_cv_host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
+host_os=`echo "$ac_cv_host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 
-if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
-	echo "$as_me:1130: checking target system type" >&5
+if test -f "$srcdir/config.guess" || test -f "$ac_aux_dir/config.guess" ; then
+	echo "$as_me:1141: checking target system type" >&5
 echo $ECHO_N "checking target system type... $ECHO_C" >&6
 if test "${ac_cv_target+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -1135,18 +1146,18 @@ else
   ac_cv_target_alias=$target_alias
 test "x$ac_cv_target_alias" = "x" &&
   ac_cv_target_alias=$ac_cv_host_alias
-ac_cv_target=`$ac_config_sub $ac_cv_target_alias` ||
-  { { echo "$as_me:1139: error: $ac_config_sub $ac_cv_target_alias failed" >&5
+ac_cv_target=`$ac_config_sub "$ac_cv_target_alias"` ||
+  { { echo "$as_me:1150: error: $ac_config_sub $ac_cv_target_alias failed" >&5
 echo "$as_me: error: $ac_config_sub $ac_cv_target_alias failed" >&2;}
    { (exit 1); exit 1; }; }
 
 fi
-echo "$as_me:1144: result: $ac_cv_target" >&5
+echo "$as_me:1155: result: $ac_cv_target" >&5
 echo "${ECHO_T}$ac_cv_target" >&6
 target=$ac_cv_target
-target_cpu=`echo $ac_cv_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
-target_vendor=`echo $ac_cv_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
-target_os=`echo $ac_cv_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
+target_cpu=`echo "$ac_cv_target" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
+target_vendor=`echo "$ac_cv_target" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
+target_os=`echo "$ac_cv_target" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 
 # The aliases save the names the user supplied, while $host etc.
 # will get canonicalized.
@@ -1173,13 +1184,13 @@ else
 fi
 
 test -z "$system_name" && system_name="$cf_cv_system_name"
-test -n "$cf_cv_system_name" && echo "$as_me:1176: result: Configuring for $cf_cv_system_name" >&5
+test -n "$cf_cv_system_name" && echo "$as_me:1187: result: Configuring for $cf_cv_system_name" >&5
 echo "${ECHO_T}Configuring for $cf_cv_system_name" >&6
 
 if test ".$system_name" != ".$cf_cv_system_name" ; then
-	echo "$as_me:1180: result: Cached system name ($system_name) does not agree with actual ($cf_cv_system_name)" >&5
+	echo "$as_me:1191: result: Cached system name ($system_name) does not agree with actual ($cf_cv_system_name)" >&5
 echo "${ECHO_T}Cached system name ($system_name) does not agree with actual ($cf_cv_system_name)" >&6
-	{ { echo "$as_me:1182: error: \"Please remove config.cache and try again.\"" >&5
+	{ { echo "$as_me:1193: error: \"Please remove config.cache and try again.\"" >&5
 echo "$as_me: error: \"Please remove config.cache and try again.\"" >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -1187,7 +1198,7 @@ fi
 # Check whether --with-system-type or --without-system-type was given.
 if test "${with_system_type+set}" = set; then
   withval="$with_system_type"
-  { echo "$as_me:1190: WARNING: overriding system type to $withval" >&5
+  { echo "$as_me:1201: WARNING: overriding system type to $withval" >&5
 echo "$as_me: WARNING: overriding system type to $withval" >&2;}
 	cf_cv_system_name=$withval
 	host_os=$withval
@@ -1198,8 +1209,105 @@ fi;
 cf_user_CFLAGS="$CFLAGS"
 
 ###	Default install-location
+for ac_prog in ggrep grep
+do
+  # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+echo "$as_me:1216: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_GREP+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  if test -n "$GREP"; then
+  ac_cv_prog_GREP="$GREP" # Let the user override the test.
+else
+  ac_save_IFS=$IFS; IFS=$ac_path_separator
+ac_dummy="$PATH"
+for ac_dir in $ac_dummy; do
+  IFS=$ac_save_IFS
+  test -z "$ac_dir" && ac_dir=.
+  $as_executable_p "$ac_dir/$ac_word" || continue
+ac_cv_prog_GREP="$ac_prog"
+echo "$as_me:1231: found $ac_dir/$ac_word" >&5
+break
+done
+
+fi
+fi
+GREP=$ac_cv_prog_GREP
+if test -n "$GREP"; then
+  echo "$as_me:1239: result: $GREP" >&5
+echo "${ECHO_T}$GREP" >&6
+else
+  echo "$as_me:1242: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+  test -n "$GREP" && break
+done
+test -n "$GREP" || GREP=": "
+
+echo "$as_me:1250: checking for fgrep" >&5
+echo $ECHO_N "checking for fgrep... $ECHO_C" >&6
+if test "${ac_cv_path_FGREP+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  if echo 'ab*c' | $GREP -F 'ab*c' >/dev/null 2>&1
+   then ac_cv_path_FGREP="$GREP -F"
+   else
+     for ac_prog in gfgrep fgrep
+do
+  # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+echo "$as_me:1262: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_path_FGREP+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  case $FGREP in
+  [\\/]* | ?:[\\/]*)
+  ac_cv_path_FGREP="$FGREP" # Let the user override the test with a path.
+  ;;
+  *)
+  ac_save_IFS=$IFS; IFS=$ac_path_separator
+ac_dummy="$PATH"
+for ac_dir in $ac_dummy; do
+  IFS=$ac_save_IFS
+  test -z "$ac_dir" && ac_dir=.
+  if $as_executable_p "$ac_dir/$ac_word"; then
+   ac_cv_path_FGREP="$ac_dir/$ac_word"
+   echo "$as_me:1279: found $ac_dir/$ac_word" >&5
+   break
+fi
+done
+
+  ;;
+esac
+fi
+FGREP=$ac_cv_path_FGREP
+
+if test -n "$FGREP"; then
+  echo "$as_me:1290: result: $FGREP" >&5
+echo "${ECHO_T}$FGREP" >&6
+else
+  echo "$as_me:1293: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+  test -n "$FGREP" && break
+done
+test -n "$FGREP" || FGREP=": "
 
-echo "$as_me:1202: checking for prefix" >&5
+     test "x$ac_cv_path_FGREP" = "x:" && { { echo "$as_me:1301: error: cannot find workable fgrep" >&5
+echo "$as_me: error: cannot find workable fgrep" >&2;}
+   { (exit 1); exit 1; }; }
+   fi
+fi
+echo "$as_me:1306: result: $ac_cv_path_FGREP" >&5
+echo "${ECHO_T}$ac_cv_path_FGREP" >&6
+ FGREP="$ac_cv_path_FGREP"
+
+echo "$as_me:1310: checking for prefix" >&5
 echo $ECHO_N "checking for prefix... $ECHO_C" >&6
 if test "x$prefix" = "xNONE" ; then
 	case "$cf_cv_system_name" in
@@ -1211,34 +1319,34 @@ if test "x$prefix" = "xNONE" ; then
 		;;
 	esac
 fi
-echo "$as_me:1214: result: $prefix" >&5
+echo "$as_me:1322: result: $prefix" >&5
 echo "${ECHO_T}$prefix" >&6
 
 if test "x$prefix" = "xNONE" ; then
-echo "$as_me:1218: checking for default include-directory" >&5
+echo "$as_me:1326: checking for default include-directory" >&5
 echo $ECHO_N "checking for default include-directory... $ECHO_C" >&6
 test -n "$verbose" && echo 1>&6
 for cf_symbol in \
-	$includedir \
-	$includedir/ncurses \
-	$prefix/include \
-	$prefix/include/ncurses \
+	"$includedir" \
+	"$includedir/ncurses" \
+	"$prefix/include" \
+	"$prefix/include/ncurses" \
 	/usr/local/include \
 	/usr/local/include/ncurses \
 	/usr/include \
 	/usr/include/ncurses
 do
-	cf_dir=`eval echo $cf_symbol`
-	if test -f $cf_dir/curses.h ; then
-	if ( fgrep NCURSES_VERSION $cf_dir/curses.h 2>&1 >/dev/null ) ; then
+	cf_dir=`eval echo "$cf_symbol"`
+	if test -f "$cf_dir/curses.h" ; then
+	if ( ${FGREP-fgrep} NCURSES_VERSION "$cf_dir/curses.h" >/dev/null 2>&1 ) ; then
 		includedir="$cf_symbol"
-		test -n "$verbose"  && echo $ac_n "	found " 1>&6
+		test -n "$verbose"  && echo $ECHO_N "	found " 1>&6
 		break
 	fi
 	fi
 	test -n "$verbose"  && echo "	tested $cf_dir" 1>&6
 done
-echo "$as_me:1241: result: $includedir" >&5
+echo "$as_me:1349: result: $includedir" >&5
 echo "${ECHO_T}$includedir" >&6
 fi
 
@@ -1246,16 +1354,16 @@ fi
 
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CC -o "conftest$ac_exeext" $CFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
-ac_main_return=return
+ac_main_return="return"
 if test -n "$ac_tool_prefix"; then
   for ac_prog in gnatgcc gcc cc
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-echo "$as_me:1258: checking for $ac_word" >&5
+echo "$as_me:1366: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_CC+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -1270,7 +1378,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_CC="$ac_tool_prefix$ac_prog"
-echo "$as_me:1273: found $ac_dir/$ac_word" >&5
+echo "$as_me:1381: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -1278,10 +1386,10 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  echo "$as_me:1281: result: $CC" >&5
+  echo "$as_me:1389: result: $CC" >&5
 echo "${ECHO_T}$CC" >&6
 else
-  echo "$as_me:1284: result: no" >&5
+  echo "$as_me:1392: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -1294,7 +1402,7 @@ if test -z "$CC"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:1297: checking for $ac_word" >&5
+echo "$as_me:1405: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -1309,7 +1417,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_CC="$ac_prog"
-echo "$as_me:1312: found $ac_dir/$ac_word" >&5
+echo "$as_me:1420: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -1317,10 +1425,10 @@ fi
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  echo "$as_me:1320: result: $ac_ct_CC" >&5
+  echo "$as_me:1428: result: $ac_ct_CC" >&5
 echo "${ECHO_T}$ac_ct_CC" >&6
 else
-  echo "$as_me:1323: result: no" >&5
+  echo "$as_me:1431: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -1330,32 +1438,32 @@ done
   CC=$ac_ct_CC
 fi
 
-test -z "$CC" && { { echo "$as_me:1333: error: no acceptable cc found in \$PATH" >&5
+test -z "$CC" && { { echo "$as_me:1441: error: no acceptable cc found in \$PATH" >&5
 echo "$as_me: error: no acceptable cc found in \$PATH" >&2;}
    { (exit 1); exit 1; }; }
 
 # Provide some information about the compiler.
-echo "$as_me:1338:" \
+echo "$as_me:1446:" \
      "checking for C compiler version" >&5
-ac_compiler=`set X $ac_compile; echo $2`
-{ (eval echo "$as_me:1341: \"$ac_compiler --version </dev/null >&5\"") >&5
+ac_compiler=`set X $ac_compile; echo "$2"`
+{ (eval echo "$as_me:1449: \"$ac_compiler --version </dev/null >&5\"") >&5
   (eval $ac_compiler --version </dev/null >&5) 2>&5
   ac_status=$?
-  echo "$as_me:1344: \$? = $ac_status" >&5
-  (exit $ac_status); }
-{ (eval echo "$as_me:1346: \"$ac_compiler -v </dev/null >&5\"") >&5
+  echo "$as_me:1452: \$? = $ac_status" >&5
+  (exit "$ac_status"); }
+{ (eval echo "$as_me:1454: \"$ac_compiler -v </dev/null >&5\"") >&5
   (eval $ac_compiler -v </dev/null >&5) 2>&5
   ac_status=$?
-  echo "$as_me:1349: \$? = $ac_status" >&5
-  (exit $ac_status); }
-{ (eval echo "$as_me:1351: \"$ac_compiler -V </dev/null >&5\"") >&5
+  echo "$as_me:1457: \$? = $ac_status" >&5
+  (exit "$ac_status"); }
+{ (eval echo "$as_me:1459: \"$ac_compiler -V </dev/null >&5\"") >&5
   (eval $ac_compiler -V </dev/null >&5) 2>&5
   ac_status=$?
-  echo "$as_me:1354: \$? = $ac_status" >&5
-  (exit $ac_status); }
+  echo "$as_me:1462: \$? = $ac_status" >&5
+  (exit "$ac_status"); }
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 1358 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 1466 "configure"
 #include "confdefs.h"
 
 int
@@ -1371,14 +1479,14 @@ ac_clean_files="$ac_clean_files a.out a.exe"
 # Try to create an executable without -o first, disregard a.out.
 # It will help us diagnose broken compilers, and finding out an intuition
 # of exeext.
-echo "$as_me:1374: checking for C compiler default output" >&5
+echo "$as_me:1482: checking for C compiler default output" >&5
 echo $ECHO_N "checking for C compiler default output... $ECHO_C" >&6
-ac_link_default=`echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
-if { (eval echo "$as_me:1377: \"$ac_link_default\"") >&5
+ac_link_default=`echo "$ac_link" | sed 's/ -o *"conftest[^"]*"//'`
+if { (eval echo "$as_me:1485: \"$ac_link_default\"") >&5
   (eval $ac_link_default) 2>&5
   ac_status=$?
-  echo "$as_me:1380: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
+  echo "$as_me:1488: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; then
   # Find the output, starting from the most likely.  This scheme is
 # not robust to junk in `.', hence go to wildcards (a.*) only as a last
 # resort.
@@ -1399,35 +1507,35 @@ for ac_file in `ls a.exe conftest.exe 2>/dev/null;
 done
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-{ { echo "$as_me:1403: error: C compiler cannot create executables" >&5
+cat "conftest.$ac_ext" >&5
+{ { echo "$as_me:1511: error: C compiler cannot create executables" >&5
 echo "$as_me: error: C compiler cannot create executables" >&2;}
    { (exit 77); exit 77; }; }
 fi
 
 ac_exeext=$ac_cv_exeext
-echo "$as_me:1409: result: $ac_file" >&5
+echo "$as_me:1517: result: $ac_file" >&5
 echo "${ECHO_T}$ac_file" >&6
 
 # Check the compiler produces executables we can run.  If not, either
 # the compiler is broken, or we cross compile.
-echo "$as_me:1414: checking whether the C compiler works" >&5
+echo "$as_me:1522: checking whether the C compiler works" >&5
 echo $ECHO_N "checking whether the C compiler works... $ECHO_C" >&6
 # FIXME: These cross compiler hacks should be removed for Autoconf 3.0
 # If not cross compiling, check that we can run a simple program.
 if test "$cross_compiling" != yes; then
   if { ac_try='./$ac_file'
-  { (eval echo "$as_me:1420: \"$ac_try\"") >&5
+  { (eval echo "$as_me:1528: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1423: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:1531: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
     cross_compiling=no
   else
     if test "$cross_compiling" = maybe; then
 	cross_compiling=yes
     else
-	{ { echo "$as_me:1430: error: cannot run C compiled programs.
+	{ { echo "$as_me:1538: error: cannot run C compiled programs.
 If you meant to cross compile, use \`--host'." >&5
 echo "$as_me: error: cannot run C compiled programs.
 If you meant to cross compile, use \`--host'." >&2;}
@@ -1435,25 +1543,25 @@ If you meant to cross compile, use \`--host'." >&2;}
     fi
   fi
 fi
-echo "$as_me:1438: result: yes" >&5
+echo "$as_me:1546: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
-rm -f a.out a.exe conftest$ac_cv_exeext
+rm -f a.out a.exe "conftest$ac_cv_exeext"
 ac_clean_files=$ac_clean_files_save
 # Check the compiler produces executables we can run.  If not, either
 # the compiler is broken, or we cross compile.
-echo "$as_me:1445: checking whether we are cross compiling" >&5
+echo "$as_me:1553: checking whether we are cross compiling" >&5
 echo $ECHO_N "checking whether we are cross compiling... $ECHO_C" >&6
-echo "$as_me:1447: result: $cross_compiling" >&5
+echo "$as_me:1555: result: $cross_compiling" >&5
 echo "${ECHO_T}$cross_compiling" >&6
 
-echo "$as_me:1450: checking for executable suffix" >&5
+echo "$as_me:1558: checking for executable suffix" >&5
 echo $ECHO_N "checking for executable suffix... $ECHO_C" >&6
-if { (eval echo "$as_me:1452: \"$ac_link\"") >&5
+if { (eval echo "$as_me:1560: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:1455: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
+  echo "$as_me:1563: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; then
   # If both `conftest.exe' and `conftest' are `present' (well, observable)
 # catch `conftest.exe'.  For instance with Cygwin, `ls conftest' will
 # work properly (i.e., refer to `conftest.exe'), while it won't with
@@ -1468,25 +1576,25 @@ for ac_file in `(ls conftest.exe; ls conftest; ls conftest.*) 2>/dev/null`; do
   esac
 done
 else
-  { { echo "$as_me:1471: error: cannot compute EXEEXT: cannot compile and link" >&5
+  { { echo "$as_me:1579: error: cannot compute EXEEXT: cannot compile and link" >&5
 echo "$as_me: error: cannot compute EXEEXT: cannot compile and link" >&2;}
    { (exit 1); exit 1; }; }
 fi
 
-rm -f conftest$ac_cv_exeext
-echo "$as_me:1477: result: $ac_cv_exeext" >&5
+rm -f "conftest$ac_cv_exeext"
+echo "$as_me:1585: result: $ac_cv_exeext" >&5
 echo "${ECHO_T}$ac_cv_exeext" >&6
 
-rm -f conftest.$ac_ext
+rm -f "conftest.$ac_ext"
 EXEEXT=$ac_cv_exeext
 ac_exeext=$EXEEXT
-echo "$as_me:1483: checking for object suffix" >&5
+echo "$as_me:1591: checking for object suffix" >&5
 echo $ECHO_N "checking for object suffix... $ECHO_C" >&6
 if test "${ac_cv_objext+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 1489 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 1597 "configure"
 #include "confdefs.h"
 
 int
@@ -1498,11 +1606,11 @@ main (void)
 }
 _ACEOF
 rm -f conftest.o conftest.obj
-if { (eval echo "$as_me:1501: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:1609: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1504: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
+  echo "$as_me:1612: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; then
   for ac_file in `(ls conftest.o conftest.obj; ls conftest.*) 2>/dev/null`; do
   case $ac_file in
     *.$ac_ext | *.xcoff | *.tds | *.d | *.dbg | *.pdb | *.xSYM | *.map | *.inf ) ;;
@@ -1512,25 +1620,25 @@ if { (eval echo "$as_me:1501: \"$ac_compile\"") >&5
 done
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-{ { echo "$as_me:1516: error: cannot compute OBJEXT: cannot compile" >&5
+cat "conftest.$ac_ext" >&5
+{ { echo "$as_me:1624: error: cannot compute OBJEXT: cannot compile" >&5
 echo "$as_me: error: cannot compute OBJEXT: cannot compile" >&2;}
    { (exit 1); exit 1; }; }
 fi
 
-rm -f conftest.$ac_cv_objext conftest.$ac_ext
+rm -f "conftest.$ac_cv_objext" "conftest.$ac_ext"
 fi
-echo "$as_me:1523: result: $ac_cv_objext" >&5
+echo "$as_me:1631: result: $ac_cv_objext" >&5
 echo "${ECHO_T}$ac_cv_objext" >&6
 OBJEXT=$ac_cv_objext
 ac_objext=$OBJEXT
-echo "$as_me:1527: checking whether we are using the GNU C compiler" >&5
+echo "$as_me:1635: checking whether we are using the GNU C compiler" >&5
 echo $ECHO_N "checking whether we are using the GNU C compiler... $ECHO_C" >&6
 if test "${ac_cv_c_compiler_gnu+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 1533 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 1641 "configure"
 #include "confdefs.h"
 
 int
@@ -1544,41 +1652,41 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1548: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:1656: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1551: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1554: \"$ac_try\"") >&5
+  echo "$as_me:1659: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:1662: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1557: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:1665: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_compiler_gnu=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_compiler_gnu=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 ac_cv_c_compiler_gnu=$ac_compiler_gnu
 
 fi
-echo "$as_me:1569: result: $ac_cv_c_compiler_gnu" >&5
+echo "$as_me:1677: result: $ac_cv_c_compiler_gnu" >&5
 echo "${ECHO_T}$ac_cv_c_compiler_gnu" >&6
 GCC=`test $ac_compiler_gnu = yes && echo yes`
 ac_test_CFLAGS=${CFLAGS+set}
 ac_save_CFLAGS=$CFLAGS
 CFLAGS="-g"
-echo "$as_me:1575: checking whether $CC accepts -g" >&5
+echo "$as_me:1683: checking whether $CC accepts -g" >&5
 echo $ECHO_N "checking whether $CC accepts -g... $ECHO_C" >&6
 if test "${ac_cv_prog_cc_g+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 1581 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 1689 "configure"
 #include "confdefs.h"
 
 int
@@ -1589,27 +1697,27 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1593: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:1701: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1596: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1599: \"$ac_try\"") >&5
+  echo "$as_me:1704: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:1707: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1602: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:1710: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_prog_cc_g=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_prog_cc_g=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-echo "$as_me:1612: result: $ac_cv_prog_cc_g" >&5
+echo "$as_me:1720: result: $ac_cv_prog_cc_g" >&5
 echo "${ECHO_T}$ac_cv_prog_cc_g" >&6
 if test "$ac_test_CFLAGS" = set; then
   CFLAGS=$ac_save_CFLAGS
@@ -1630,23 +1738,23 @@ fi
 # in C++ we need to declare it.  In case someone uses the same compiler
 # for both compiling C and C++ we need to have the C++ compiler decide
 # the declaration of exit, since it's the most demanding environment.
-cat >conftest.$ac_ext <<_ACEOF
+cat >"conftest.$ac_ext" <<_ACEOF
 #ifndef __cplusplus
   choke me
 #endif
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1639: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:1747: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1642: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1645: \"$ac_try\"") >&5
+  echo "$as_me:1750: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:1753: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1648: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:1756: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   for ac_declaration in \
    ''\
    '#include <stdlib.h>' \
@@ -1656,8 +1764,8 @@ if { (eval echo "$as_me:1639: \"$ac_compile\"") >&5
    'extern "C" void exit (int);' \
    'void exit (int);'
 do
-  cat >conftest.$ac_ext <<_ACEOF
-#line 1660 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 1768 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 $ac_declaration
@@ -1669,27 +1777,27 @@ exit (42);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1673: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:1781: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1676: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1679: \"$ac_try\"") >&5
+  echo "$as_me:1784: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:1787: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1682: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:1790: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 continue
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-  cat >conftest.$ac_ext <<_ACEOF
-#line 1692 "configure"
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 1800 "configure"
 #include "confdefs.h"
 $ac_declaration
 int
@@ -1700,65 +1808,65 @@ exit (42);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1704: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:1812: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1707: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1710: \"$ac_try\"") >&5
+  echo "$as_me:1815: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:1818: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1713: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:1821: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 done
 rm -rf conftest*
 if test -n "$ac_declaration"; then
   echo '#ifdef __cplusplus' >>confdefs.h
-  echo $ac_declaration      >>confdefs.h
+  echo "$ac_declaration"    >>confdefs.h
   echo '#endif'             >>confdefs.h
 fi
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CC -o "conftest$ac_exeext" $CFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
-ac_main_return=return
+ac_main_return="return"
 
 GCC_VERSION=none
 if test "$GCC" = yes ; then
-	echo "$as_me:1743: checking version of $CC" >&5
+	echo "$as_me:1851: checking version of $CC" >&5
 echo $ECHO_N "checking version of $CC... $ECHO_C" >&6
 	GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC[^)]*) //' -e 's/^.*(Debian[^)]*) //' -e 's/^[^0-9.]*//' -e 's/[^0-9.].*//'`"
 	test -z "$GCC_VERSION" && GCC_VERSION=unknown
-	echo "$as_me:1747: result: $GCC_VERSION" >&5
+	echo "$as_me:1855: result: $GCC_VERSION" >&5
 echo "${ECHO_T}$GCC_VERSION" >&6
 fi
 
 INTEL_COMPILER=no
 
 if test "$GCC" = yes ; then
-	case $host_os in
+	case "$host_os" in
 	(linux*|gnu*)
-		echo "$as_me:1756: checking if this is really Intel C compiler" >&5
+		echo "$as_me:1864: checking if this is really Intel C compiler" >&5
 echo $ECHO_N "checking if this is really Intel C compiler... $ECHO_C" >&6
 		cf_save_CFLAGS="$CFLAGS"
 		CFLAGS="$CFLAGS -no-gcc"
-		cat >conftest.$ac_ext <<_ACEOF
-#line 1761 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 1869 "configure"
 #include "confdefs.h"
 
 int
@@ -1774,28 +1882,28 @@ make an error
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1778: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:1886: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1781: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1784: \"$ac_try\"") >&5
+  echo "$as_me:1889: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:1892: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1787: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:1895: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   INTEL_COMPILER=yes
 cf_save_CFLAGS="$cf_save_CFLAGS -we147"
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 		CFLAGS="$cf_save_CFLAGS"
-		echo "$as_me:1798: result: $INTEL_COMPILER" >&5
+		echo "$as_me:1906: result: $INTEL_COMPILER" >&5
 echo "${ECHO_T}$INTEL_COMPILER" >&6
 		;;
 	esac
@@ -1804,12 +1912,11 @@ fi
 CLANG_COMPILER=no
 
 if test "$GCC" = yes ; then
-	echo "$as_me:1807: checking if this is really Clang C compiler" >&5
+	echo "$as_me:1915: checking if this is really Clang C compiler" >&5
 echo $ECHO_N "checking if this is really Clang C compiler... $ECHO_C" >&6
 	cf_save_CFLAGS="$CFLAGS"
-	CFLAGS="$CFLAGS -Qunused-arguments"
-	cat >conftest.$ac_ext <<_ACEOF
-#line 1812 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 1919 "configure"
 #include "confdefs.h"
 
 int
@@ -1825,40 +1932,116 @@ make an error
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1829: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:1936: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1832: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1835: \"$ac_try\"") >&5
+  echo "$as_me:1939: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:1942: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1838: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:1945: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   CLANG_COMPILER=yes
-cf_save_CFLAGS="$cf_save_CFLAGS -Qunused-arguments"
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 	CFLAGS="$cf_save_CFLAGS"
-	echo "$as_me:1849: result: $CLANG_COMPILER" >&5
+	echo "$as_me:1955: result: $CLANG_COMPILER" >&5
 echo "${ECHO_T}$CLANG_COMPILER" >&6
 fi
 
-echo "$as_me:1853: checking for $CC option to accept ANSI C" >&5
+CLANG_VERSION=none
+
+if test "x$CLANG_COMPILER" = "xyes" ; then
+	case "$CC" in
+	(c[1-9][0-9]|*/c[1-9][0-9])
+		{ echo "$as_me:1964: WARNING: replacing broken compiler alias $CC" >&5
+echo "$as_me: WARNING: replacing broken compiler alias $CC" >&2;}
+		CFLAGS="$CFLAGS -std=`echo "$CC" | sed -e 's%.*/%%'`"
+		CC=clang
+		;;
+	esac
+
+	echo "$as_me:1971: checking version of $CC" >&5
+echo $ECHO_N "checking version of $CC... $ECHO_C" >&6
+	CLANG_VERSION="`$CC --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(CLANG[^)]*) //' -e 's/^.*(Debian[^)]*) //' -e 's/^[^0-9.]*//' -e 's/[^0-9.].*//'`"
+	test -z "$CLANG_VERSION" && CLANG_VERSION=unknown
+	echo "$as_me:1975: result: $CLANG_VERSION" >&5
+echo "${ECHO_T}$CLANG_VERSION" >&6
+
+	for cf_clang_opt in \
+		-Qunused-arguments \
+		-Wno-error=implicit-function-declaration
+	do
+		echo "$as_me:1982: checking if option $cf_clang_opt works" >&5
+echo $ECHO_N "checking if option $cf_clang_opt works... $ECHO_C" >&6
+		cf_save_CFLAGS="$CFLAGS"
+		CFLAGS="$CFLAGS $cf_clang_opt"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 1987 "configure"
+#include "confdefs.h"
+
+			#include <stdio.h>
+int
+main (void)
+{
+
+			printf("hello!\\n");
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:2001: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:2004: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:2007: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:2010: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+
+			cf_clang_optok=yes
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+
+			cf_clang_optok=no
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+		echo "$as_me:2021: result: $cf_clang_optok" >&5
+echo "${ECHO_T}$cf_clang_optok" >&6
+		CFLAGS="$cf_save_CFLAGS"
+		if test "$cf_clang_optok" = yes; then
+			test -n "$verbose" && echo "	adding option $cf_clang_opt" 1>&6
+
+echo "${as_me:-configure}:2027: testing adding option $cf_clang_opt ..." 1>&5
+
+	test -n "$CFLAGS" && CFLAGS="$CFLAGS "
+	CFLAGS="${CFLAGS}$cf_clang_opt"
+
+		fi
+	done
+fi
+
+echo "$as_me:2036: checking for $CC option to accept ANSI C" >&5
 echo $ECHO_N "checking for $CC option to accept ANSI C... $ECHO_C" >&6
 if test "${ac_cv_prog_cc_stdc+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_cv_prog_cc_stdc=no
 ac_save_CC=$CC
-cat >conftest.$ac_ext <<_ACEOF
-#line 1861 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 2044 "configure"
 #include "confdefs.h"
 #include <stdarg.h>
 #include <stdio.h>
@@ -1906,51 +2089,51 @@ _ACEOF
 for ac_arg in "" -qlanglvl=ansi -std1 -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
 do
   CC="$ac_save_CC $ac_arg"
-  rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1910: \"$ac_compile\"") >&5
+  rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:2093: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1913: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1916: \"$ac_try\"") >&5
+  echo "$as_me:2096: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:2099: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1919: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:2102: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_prog_cc_stdc=$ac_arg
 break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext
+rm -f "conftest.$ac_objext"
 done
-rm -f conftest.$ac_ext conftest.$ac_objext
+rm -f "conftest.$ac_ext" "conftest.$ac_objext"
 CC=$ac_save_CC
 
 fi
 
 case "x$ac_cv_prog_cc_stdc" in
   x|xno)
-    echo "$as_me:1936: result: none needed" >&5
+    echo "$as_me:2119: result: none needed" >&5
 echo "${ECHO_T}none needed" >&6 ;;
   *)
-    echo "$as_me:1939: result: $ac_cv_prog_cc_stdc" >&5
+    echo "$as_me:2122: result: $ac_cv_prog_cc_stdc" >&5
 echo "${ECHO_T}$ac_cv_prog_cc_stdc" >&6
     CC="$CC $ac_cv_prog_cc_stdc" ;;
 esac
 
 # This should have been defined by AC_PROG_CC
-: ${CC:=cc}
+: "${CC:=cc}"
 
-echo "$as_me:1947: checking \$CFLAGS variable" >&5
+echo "$as_me:2130: checking \$CFLAGS variable" >&5
 echo $ECHO_N "checking \$CFLAGS variable... $ECHO_C" >&6
 case "x$CFLAGS" in
 (*-[IUD]*)
-	echo "$as_me:1951: result: broken" >&5
+	echo "$as_me:2134: result: broken" >&5
 echo "${ECHO_T}broken" >&6
-	{ echo "$as_me:1953: WARNING: your environment uses the CFLAGS variable to hold CPPFLAGS options" >&5
+	{ echo "$as_me:2136: WARNING: your environment uses the CFLAGS variable to hold CPPFLAGS options" >&5
 echo "$as_me: WARNING: your environment uses the CFLAGS variable to hold CPPFLAGS options" >&2;}
 	cf_flags="$CFLAGS"
 	CFLAGS=
@@ -1964,19 +2147,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in $cf_arg
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -1995,7 +2178,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -2025,7 +2208,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -2058,18 +2241,18 @@ fi
 	done
 	;;
 (*)
-	echo "$as_me:2061: result: ok" >&5
+	echo "$as_me:2244: result: ok" >&5
 echo "${ECHO_T}ok" >&6
 	;;
 esac
 
-echo "$as_me:2066: checking \$CC variable" >&5
+echo "$as_me:2249: checking \$CC variable" >&5
 echo $ECHO_N "checking \$CC variable... $ECHO_C" >&6
 case "$CC" in
 (*[\ \	]-*)
-	echo "$as_me:2070: result: broken" >&5
+	echo "$as_me:2253: result: broken" >&5
 echo "${ECHO_T}broken" >&6
-	{ echo "$as_me:2072: WARNING: your environment uses the CC variable to hold CFLAGS/CPPFLAGS options" >&5
+	{ echo "$as_me:2255: WARNING: your environment uses the CC variable to hold CFLAGS/CPPFLAGS options" >&5
 echo "$as_me: WARNING: your environment uses the CC variable to hold CFLAGS/CPPFLAGS options" >&2;}
 	# humor him...
 	cf_prog=`echo "$CC" | sed -e 's/	/ /g' -e 's/[ ]* / /g' -e 's/[ ]*[ ]-[^ ].*//'`
@@ -2087,19 +2270,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in $cf_arg
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -2118,7 +2301,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -2148,7 +2331,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -2186,30 +2369,90 @@ fi
 	done
 	test -n "$verbose" && echo "	resulting CC: '$CC'" 1>&6
 
-echo "${as_me:-configure}:2189: testing resulting CC: '$CC' ..." 1>&5
+echo "${as_me:-configure}:2372: testing resulting CC: '$CC' ..." 1>&5
 
 	test -n "$verbose" && echo "	resulting CFLAGS: '$CFLAGS'" 1>&6
 
-echo "${as_me:-configure}:2193: testing resulting CFLAGS: '$CFLAGS' ..." 1>&5
+echo "${as_me:-configure}:2376: testing resulting CFLAGS: '$CFLAGS' ..." 1>&5
 
 	test -n "$verbose" && echo "	resulting CPPFLAGS: '$CPPFLAGS'" 1>&6
 
-echo "${as_me:-configure}:2197: testing resulting CPPFLAGS: '$CPPFLAGS' ..." 1>&5
+echo "${as_me:-configure}:2380: testing resulting CPPFLAGS: '$CPPFLAGS' ..." 1>&5
 
 	;;
 (*)
-	echo "$as_me:2201: result: ok" >&5
+	echo "$as_me:2384: result: ok" >&5
 echo "${ECHO_T}ok" >&6
 	;;
 esac
 
+echo "$as_me:2389: checking for egrep" >&5
+echo $ECHO_N "checking for egrep... $ECHO_C" >&6
+if test "${ac_cv_path_EGREP+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
+   then ac_cv_path_EGREP="$GREP -E"
+   else
+     for ac_prog in gegrep egrep
+do
+  # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+echo "$as_me:2401: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_path_EGREP+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  case $EGREP in
+  [\\/]* | ?:[\\/]*)
+  ac_cv_path_EGREP="$EGREP" # Let the user override the test with a path.
+  ;;
+  *)
+  ac_save_IFS=$IFS; IFS=$ac_path_separator
+ac_dummy="$PATH"
+for ac_dir in $ac_dummy; do
+  IFS=$ac_save_IFS
+  test -z "$ac_dir" && ac_dir=.
+  if $as_executable_p "$ac_dir/$ac_word"; then
+   ac_cv_path_EGREP="$ac_dir/$ac_word"
+   echo "$as_me:2418: found $ac_dir/$ac_word" >&5
+   break
+fi
+done
+
+  ;;
+esac
+fi
+EGREP=$ac_cv_path_EGREP
+
+if test -n "$EGREP"; then
+  echo "$as_me:2429: result: $EGREP" >&5
+echo "${ECHO_T}$EGREP" >&6
+else
+  echo "$as_me:2432: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+  test -n "$EGREP" && break
+done
+test -n "$EGREP" || EGREP=": "
+
+     test "x$ac_cv_path_EGREP" = "x:" && { { echo "$as_me:2440: error: cannot find workable egrep" >&5
+echo "$as_me: error: cannot find workable egrep" >&2;}
+   { (exit 1); exit 1; }; }
+   fi
+fi
+echo "$as_me:2445: result: $ac_cv_path_EGREP" >&5
+echo "${ECHO_T}$ac_cv_path_EGREP" >&6
+ EGREP="$ac_cv_path_EGREP"
+
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CC -o "conftest$ac_exeext" $CFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
-ac_main_return=return
-echo "$as_me:2212: checking how to run the C preprocessor" >&5
+ac_main_return="return"
+echo "$as_me:2455: checking how to run the C preprocessor" >&5
 echo $ECHO_N "checking how to run the C preprocessor... $ECHO_C" >&6
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
@@ -2229,20 +2472,20 @@ do
   # with a fresh cross-compiler works.
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp. "Syntax error" is here to catch this case.
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2233 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 2476 "configure"
 #include "confdefs.h"
 #include <assert.h>
                      Syntax error
 _ACEOF
-if { (eval echo "$as_me:2238: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:2481: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:2244: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:2487: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -2255,27 +2498,27 @@ if test -z "$ac_cpp_err"; then
   :
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+  cat "conftest.$ac_ext" >&5
   # Broken: fails on valid input.
 continue
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 
   # OK, works on sane cases.  Now check whether non-existent headers
   # can be detected and how.
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2267 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 2510 "configure"
 #include "confdefs.h"
 #include <ac_nonexistent.h>
 _ACEOF
-if { (eval echo "$as_me:2271: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:2514: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:2277: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:2520: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -2289,16 +2532,16 @@ if test -z "$ac_cpp_err"; then
 continue
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+  cat "conftest.$ac_ext" >&5
   # Passes both tests.
 ac_preproc_ok=:
 break
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 
 done
 # Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 if $ac_preproc_ok; then
   break
 fi
@@ -2311,7 +2554,7 @@ fi
 else
   ac_cv_prog_CPP=$CPP
 fi
-echo "$as_me:2314: result: $CPP" >&5
+echo "$as_me:2557: result: $CPP" >&5
 echo "${ECHO_T}$CPP" >&6
 ac_preproc_ok=false
 for ac_c_preproc_warn_flag in '' yes
@@ -2320,20 +2563,20 @@ do
   # with a fresh cross-compiler works.
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp. "Syntax error" is here to catch this case.
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2324 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 2567 "configure"
 #include "confdefs.h"
 #include <assert.h>
                      Syntax error
 _ACEOF
-if { (eval echo "$as_me:2329: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:2572: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:2335: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:2578: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -2346,27 +2589,27 @@ if test -z "$ac_cpp_err"; then
   :
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+  cat "conftest.$ac_ext" >&5
   # Broken: fails on valid input.
 continue
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 
   # OK, works on sane cases.  Now check whether non-existent headers
   # can be detected and how.
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2358 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 2601 "configure"
 #include "confdefs.h"
 #include <ac_nonexistent.h>
 _ACEOF
-if { (eval echo "$as_me:2362: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:2605: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:2368: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:2611: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -2380,46 +2623,46 @@ if test -z "$ac_cpp_err"; then
 continue
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+  cat "conftest.$ac_ext" >&5
   # Passes both tests.
 ac_preproc_ok=:
 break
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 
 done
 # Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 if $ac_preproc_ok; then
   :
 else
-  { { echo "$as_me:2396: error: C preprocessor \"$CPP\" fails sanity check" >&5
+  { { echo "$as_me:2639: error: C preprocessor \"$CPP\" fails sanity check" >&5
 echo "$as_me: error: C preprocessor \"$CPP\" fails sanity check" >&2;}
    { (exit 1); exit 1; }; }
 fi
 
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CC -o "conftest$ac_exeext" $CFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
-ac_main_return=return
+ac_main_return="return"
 
 if test $ac_cv_c_compiler_gnu = yes; then
-    echo "$as_me:2409: checking whether $CC needs -traditional" >&5
+    echo "$as_me:2652: checking whether $CC needs -traditional" >&5
 echo $ECHO_N "checking whether $CC needs -traditional... $ECHO_C" >&6
 if test "${ac_cv_prog_gcc_traditional+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
     ac_pattern="Autoconf.*'x'"
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2416 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 2659 "configure"
 #include "confdefs.h"
 #include <sgtty.h>
 int Autoconf = TIOCGETP;
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  egrep "$ac_pattern" >/dev/null 2>&1; then
+  $EGREP "$ac_pattern" >/dev/null 2>&1; then
   ac_cv_prog_gcc_traditional=yes
 else
   ac_cv_prog_gcc_traditional=no
@@ -2427,28 +2670,28 @@ fi
 rm -rf conftest*
 
   if test $ac_cv_prog_gcc_traditional = no; then
-    cat >conftest.$ac_ext <<_ACEOF
-#line 2431 "configure"
+    cat >"conftest.$ac_ext" <<_ACEOF
+#line 2674 "configure"
 #include "confdefs.h"
 #include <termio.h>
 int Autoconf = TCGETA;
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  egrep "$ac_pattern" >/dev/null 2>&1; then
+  $EGREP "$ac_pattern" >/dev/null 2>&1; then
   ac_cv_prog_gcc_traditional=yes
 fi
 rm -rf conftest*
 
   fi
 fi
-echo "$as_me:2444: result: $ac_cv_prog_gcc_traditional" >&5
+echo "$as_me:2687: result: $ac_cv_prog_gcc_traditional" >&5
 echo "${ECHO_T}$ac_cv_prog_gcc_traditional" >&6
   if test $ac_cv_prog_gcc_traditional = yes; then
     CC="$CC -traditional"
   fi
 fi
 
-echo "$as_me:2451: checking whether $CC understands -c and -o together" >&5
+echo "$as_me:2694: checking whether $CC understands -c and -o together" >&5
 echo $ECHO_N "checking whether $CC understands -c and -o together... $ECHO_C" >&6
 if test "${cf_cv_prog_CC_c_o+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -2463,29 +2706,29 @@ CF_EOF
 # We do the test twice because some compilers refuse to overwrite an
 # existing .o file with -o, though they will create one.
 ac_try='$CC $CFLAGS $CPPFLAGS -c conftest.$ac_ext -o conftest2.$ac_objext >&5'
-if { (eval echo "$as_me:2466: \"$ac_try\"") >&5
+if { (eval echo "$as_me:2709: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2469: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-  test -f conftest2.$ac_objext && { (eval echo "$as_me:2471: \"$ac_try\"") >&5
+  echo "$as_me:2712: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+  test -f conftest2.$ac_objext && { (eval echo "$as_me:2714: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2474: \$? = $ac_status" >&5
-  (exit $ac_status); };
+  echo "$as_me:2717: \$? = $ac_status" >&5
+  (exit "$ac_status"); };
 then
   eval cf_cv_prog_CC_c_o=yes
 else
   eval cf_cv_prog_CC_c_o=no
 fi
-rm -rf conftest*
+rm -rf ./conftest*
 
 fi
-if test $cf_cv_prog_CC_c_o = yes; then
-  echo "$as_me:2485: result: yes" >&5
+if test "$cf_cv_prog_CC_c_o" = yes; then
+  echo "$as_me:2728: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 else
-  echo "$as_me:2488: result: no" >&5
+  echo "$as_me:2731: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -2506,7 +2749,7 @@ for ac_prog in mawk gawk nawk awk
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:2509: checking for $ac_word" >&5
+echo "$as_me:2752: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_AWK+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -2521,7 +2764,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_AWK="$ac_prog"
-echo "$as_me:2524: found $ac_dir/$ac_word" >&5
+echo "$as_me:2767: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -2529,21 +2772,21 @@ fi
 fi
 AWK=$ac_cv_prog_AWK
 if test -n "$AWK"; then
-  echo "$as_me:2532: result: $AWK" >&5
+  echo "$as_me:2775: result: $AWK" >&5
 echo "${ECHO_T}$AWK" >&6
 else
-  echo "$as_me:2535: result: no" >&5
+  echo "$as_me:2778: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
   test -n "$AWK" && break
 done
 
-test -z "$AWK" && { { echo "$as_me:2542: error: No awk program found" >&5
+test -z "$AWK" && { { echo "$as_me:2785: error: No awk program found" >&5
 echo "$as_me: error: No awk program found" >&2;}
    { (exit 1); exit 1; }; }
 
-echo "$as_me:2546: checking for egrep" >&5
+echo "$as_me:2789: checking for egrep" >&5
 echo $ECHO_N "checking for egrep... $ECHO_C" >&6
 if test "${ac_cv_prog_egrep+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -2553,11 +2796,11 @@ else
 		else ac_cv_prog_egrep='egrep'
 	fi
 fi
-echo "$as_me:2556: result: $ac_cv_prog_egrep" >&5
+echo "$as_me:2799: result: $ac_cv_prog_egrep" >&5
 echo "${ECHO_T}$ac_cv_prog_egrep" >&6
 	EGREP=$ac_cv_prog_egrep
 
-	test -z "$EGREP" && { { echo "$as_me:2560: error: No egrep program found" >&5
+	test -z "$EGREP" && { { echo "$as_me:2803: error: No egrep program found" >&5
 echo "$as_me: error: No egrep program found" >&2;}
    { (exit 1); exit 1; }; }
 
@@ -2573,7 +2816,7 @@ echo "$as_me: error: No egrep program found" >&2;}
 # AFS /usr/afsws/bin/install, which mishandles nonexistent args
 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
 # ./install, which can be erroneously created by make from ./install.sh.
-echo "$as_me:2576: checking for a BSD compatible install" >&5
+echo "$as_me:2819: checking for a BSD compatible install" >&5
 echo $ECHO_N "checking for a BSD compatible install... $ECHO_C" >&6
 if test -z "$INSTALL"; then
 if test "${ac_cv_path_install+set}" = set; then
@@ -2622,7 +2865,7 @@ fi
     INSTALL=$ac_install_sh
   fi
 fi
-echo "$as_me:2625: result: $INSTALL" >&5
+echo "$as_me:2868: result: $INSTALL" >&5
 echo "${ECHO_T}$INSTALL" >&6
 
 # Use test -z because SunOS4 sh mishandles braces in ${var-val}.
@@ -2633,18 +2876,18 @@ test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL}'
 
 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 
-echo "$as_me:2636: checking whether ln -s works" >&5
+echo "$as_me:2879: checking whether ln -s works" >&5
 echo $ECHO_N "checking whether ln -s works... $ECHO_C" >&6
 LN_S=$as_ln_s
 if test "$LN_S" = "ln -s"; then
-  echo "$as_me:2640: result: yes" >&5
+  echo "$as_me:2883: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 else
-  echo "$as_me:2643: result: no, using $LN_S" >&5
+  echo "$as_me:2886: result: no, using $LN_S" >&5
 echo "${ECHO_T}no, using $LN_S" >&6
 fi
 
-echo "$as_me:2647: checking if $LN_S -f options work" >&5
+echo "$as_me:2890: checking if $LN_S -f options work" >&5
 echo $ECHO_N "checking if $LN_S -f options work... $ECHO_C" >&6
 
 rm -f conf$$.src conf$$dst
@@ -2656,7 +2899,7 @@ else
 	cf_prog_ln_sf=no
 fi
 rm -f conf$$.dst conf$$src
-echo "$as_me:2659: result: $cf_prog_ln_sf" >&5
+echo "$as_me:2902: result: $cf_prog_ln_sf" >&5
 echo "${ECHO_T}$cf_prog_ln_sf" >&6
 
 test "$cf_prog_ln_sf" = yes && LN_S="$LN_S -f"
@@ -2673,7 +2916,7 @@ test "$cf_prog_ln_sf" = yes && LN_S="$LN_S -f"
 # AFS /usr/afsws/bin/install, which mishandles nonexistent args
 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
 # ./install, which can be erroneously created by make from ./install.sh.
-echo "$as_me:2676: checking for a BSD compatible install" >&5
+echo "$as_me:2919: checking for a BSD compatible install" >&5
 echo $ECHO_N "checking for a BSD compatible install... $ECHO_C" >&6
 if test -z "$INSTALL"; then
 if test "${ac_cv_path_install+set}" = set; then
@@ -2722,7 +2965,7 @@ fi
     INSTALL=$ac_install_sh
   fi
 fi
-echo "$as_me:2725: result: $INSTALL" >&5
+echo "$as_me:2968: result: $INSTALL" >&5
 echo "${ECHO_T}$INSTALL" >&6
 
 # Use test -z because SunOS4 sh mishandles braces in ${var-val}.
@@ -2737,13 +2980,13 @@ case $INSTALL in
 (/*)
 	;;
 (*)
-	cf_dir=`echo $INSTALL | sed -e 's%/[^/]*$%%'`
+	cf_dir=`echo "$INSTALL" | sed -e 's%/[^/]*$%%'`
 	test -z "$cf_dir" && cf_dir=.
-	INSTALL=`cd $cf_dir && pwd`/`echo $INSTALL | sed -e 's%^.*/%%'`
+	INSTALL="`cd \"$cf_dir\" && pwd`"/"`echo "$INSTALL" | sed -e 's%^.*/%%'`"
 	;;
 esac
 
-echo "$as_me:2746: checking if you want to install stripped executables" >&5
+echo "$as_me:2989: checking if you want to install stripped executables" >&5
 echo $ECHO_N "checking if you want to install stripped executables... $ECHO_C" >&6
 
 # Check whether --enable-stripping or --disable-stripping was given.
@@ -2751,33 +2994,33 @@ if test "${enable_stripping+set}" = set; then
   enableval="$enable_stripping"
   test "$enableval" != no && enableval=yes
 	if test "$enableval" != "yes" ; then
-    with_stripping=no
+    enable_stripping=no
 	else
-		with_stripping=yes
+		enable_stripping=yes
 	fi
 else
   enableval=yes
-	with_stripping=yes
+	enable_stripping=yes
 
 fi;
-echo "$as_me:2763: result: $with_stripping" >&5
-echo "${ECHO_T}$with_stripping" >&6
+echo "$as_me:3006: result: $enable_stripping" >&5
+echo "${ECHO_T}$enable_stripping" >&6
 
-if test "$with_stripping" = yes
+if test "$enable_stripping" = yes
 then
 	INSTALL_OPT_S="-s"
 else
 	INSTALL_OPT_S=
 fi
 
-: ${INSTALL:=install}
-echo "$as_me:2774: checking if install accepts -p option" >&5
+: "${INSTALL:=install}"
+echo "$as_me:3017: checking if install accepts -p option" >&5
 echo $ECHO_N "checking if install accepts -p option... $ECHO_C" >&6
 if test "${cf_cv_install_p+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-	rm -rf conftest*
+	rm -rf ./conftest*
 	date >conftest.in
 	mkdir conftest.out
 	sleep 3
@@ -2799,13 +3042,13 @@ else
 	else
 		cf_cv_install_p=no
 	fi
-	rm -rf conftest*
+	rm -rf ./conftest*
 
 fi
-echo "$as_me:2805: result: $cf_cv_install_p" >&5
+echo "$as_me:3048: result: $cf_cv_install_p" >&5
 echo "${ECHO_T}$cf_cv_install_p" >&6
 
-echo "$as_me:2808: checking if install needs to be told about ownership" >&5
+echo "$as_me:3051: checking if install needs to be told about ownership" >&5
 echo $ECHO_N "checking if install needs to be told about ownership... $ECHO_C" >&6
 case `$ac_config_guess` in
 (*minix)
@@ -2816,16 +3059,16 @@ case `$ac_config_guess` in
 	;;
 esac
 
-echo "$as_me:2819: result: $with_install_o" >&5
+echo "$as_me:3062: result: $with_install_o" >&5
 echo "${ECHO_T}$with_install_o" >&6
 if test "x$with_install_o" = xyes
 then
-	INSTALL_OPT_O=`id root|sed -e 's/uid=[0-9]*(/ -o /' -e 's/gid=[0-9]*(/ -g /' -e 's/ [^=[:space:]][^=[:space:]]*=.*/ /' -e 's/)//g'`
+	INSTALL_OPT_O="`id root|sed -e 's/uid=[0-9]*(/ -o /' -e 's/gid=[0-9]*(/ -g /' -e 's/ [^=[:space:]][^=[:space:]]*=.*/ /' -e 's/)//g'`"
 else
 	INSTALL_OPT_O=
 fi
 
-echo "$as_me:2828: checking for long file names" >&5
+echo "$as_me:3071: checking for long file names" >&5
 echo $ECHO_N "checking for long file names... $ECHO_C" >&6
 if test "${ac_cv_sys_long_file_names+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -2846,27 +3089,27 @@ if test -n "$TMPDIR" && test -d "$TMPDIR" && test -w "$TMPDIR"; then
 else
   ac_tmpdirs='/tmp /var/tmp /usr/tmp'
 fi
-for ac_dir in  . $ac_tmpdirs `eval echo $prefix/lib $exec_prefix/lib` ; do
-  test -d $ac_dir || continue
-  test -w $ac_dir || continue # It is less confusing to not echo anything here.
+for ac_dir in  . $ac_tmpdirs `eval echo "$prefix/lib" "$exec_prefix/lib"` ; do
+  test -d "$ac_dir" || continue
+  test -w "$ac_dir" || continue # It is less confusing to not echo anything here.
   ac_xdir=$ac_dir/cf$$
-  (umask 077 && mkdir $ac_xdir 2>/dev/null) || continue
+  (umask 077 && mkdir "$ac_xdir" 2>/dev/null) || continue
   ac_tf1=$ac_xdir/conftest9012345
   ac_tf2=$ac_xdir/conftest9012346
-  (echo 1 >$ac_tf1) 2>/dev/null
-  (echo 2 >$ac_tf2) 2>/dev/null
-  ac_val=`cat $ac_tf1 2>/dev/null`
-  if test ! -f $ac_tf1 || test "$ac_val" != 1; then
+  (echo 1 >"$ac_tf1") 2>/dev/null
+  (echo 2 >"$ac_tf2") 2>/dev/null
+  ac_val=`cat "$ac_tf1" 2>/dev/null`
+  if test ! -f "$ac_tf1" || test "$ac_val" != 1; then
     ac_cv_sys_long_file_names=no
-    rm -rf $ac_xdir 2>/dev/null
+    rm -rf "$ac_xdir" 2>/dev/null
     break
   fi
-  rm -rf $ac_xdir 2>/dev/null
+  rm -rf "$ac_xdir" 2>/dev/null
 done
 fi
-echo "$as_me:2867: result: $ac_cv_sys_long_file_names" >&5
+echo "$as_me:3110: result: $ac_cv_sys_long_file_names" >&5
 echo "${ECHO_T}$ac_cv_sys_long_file_names" >&6
-if test $ac_cv_sys_long_file_names = yes; then
+if test "$ac_cv_sys_long_file_names" = yes; then
 
 cat >>confdefs.h <<\EOF
 #define HAVE_LONG_FILE_NAMES 1
@@ -2876,7 +3119,7 @@ fi
 
 # if we find pkg-config, check if we should install the ".pc" files.
 
-echo "$as_me:2879: checking if you want to use pkg-config" >&5
+echo "$as_me:3122: checking if you want to use pkg-config" >&5
 echo $ECHO_N "checking if you want to use pkg-config... $ECHO_C" >&6
 
 # Check whether --with-pkg-config or --without-pkg-config was given.
@@ -2886,10 +3129,10 @@ if test "${with_pkg_config+set}" = set; then
 else
   cf_pkg_config=yes
 fi;
-echo "$as_me:2889: result: $cf_pkg_config" >&5
+echo "$as_me:3132: result: $cf_pkg_config" >&5
 echo "${ECHO_T}$cf_pkg_config" >&6
 
-case $cf_pkg_config in
+case "$cf_pkg_config" in
 (no)
 	PKG_CONFIG=none
 	;;
@@ -2898,7 +3141,7 @@ case $cf_pkg_config in
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}pkg-config", so it can be a program name with args.
 set dummy ${ac_tool_prefix}pkg-config; ac_word=$2
-echo "$as_me:2901: checking for $ac_word" >&5
+echo "$as_me:3144: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_path_PKG_CONFIG+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -2915,7 +3158,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   if $as_executable_p "$ac_dir/$ac_word"; then
    ac_cv_path_PKG_CONFIG="$ac_dir/$ac_word"
-   echo "$as_me:2918: found $ac_dir/$ac_word" >&5
+   echo "$as_me:3161: found $ac_dir/$ac_word" >&5
    break
 fi
 done
@@ -2926,10 +3169,10 @@ fi
 PKG_CONFIG=$ac_cv_path_PKG_CONFIG
 
 if test -n "$PKG_CONFIG"; then
-  echo "$as_me:2929: result: $PKG_CONFIG" >&5
+  echo "$as_me:3172: result: $PKG_CONFIG" >&5
 echo "${ECHO_T}$PKG_CONFIG" >&6
 else
-  echo "$as_me:2932: result: no" >&5
+  echo "$as_me:3175: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -2938,7 +3181,7 @@ if test -z "$ac_cv_path_PKG_CONFIG"; then
   ac_pt_PKG_CONFIG=$PKG_CONFIG
   # Extract the first word of "pkg-config", so it can be a program name with args.
 set dummy pkg-config; ac_word=$2
-echo "$as_me:2941: checking for $ac_word" >&5
+echo "$as_me:3184: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_path_ac_pt_PKG_CONFIG+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -2955,7 +3198,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   if $as_executable_p "$ac_dir/$ac_word"; then
    ac_cv_path_ac_pt_PKG_CONFIG="$ac_dir/$ac_word"
-   echo "$as_me:2958: found $ac_dir/$ac_word" >&5
+   echo "$as_me:3201: found $ac_dir/$ac_word" >&5
    break
 fi
 done
@@ -2967,10 +3210,10 @@ fi
 ac_pt_PKG_CONFIG=$ac_cv_path_ac_pt_PKG_CONFIG
 
 if test -n "$ac_pt_PKG_CONFIG"; then
-  echo "$as_me:2970: result: $ac_pt_PKG_CONFIG" >&5
+  echo "$as_me:3213: result: $ac_pt_PKG_CONFIG" >&5
 echo "${ECHO_T}$ac_pt_PKG_CONFIG" >&6
 else
-  echo "$as_me:2973: result: no" >&5
+  echo "$as_me:3216: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -3001,36 +3244,36 @@ case ".$PKG_CONFIG" in
 	;;
 (.[a-zA-Z]:[\\/]*) # OS/2 EMX
 	;;
-(.\${*prefix}*|.\${*dir}*)
+(.\$\{*prefix\}*|.\$\{*dir\}*)
 	eval PKG_CONFIG="$PKG_CONFIG"
 	case ".$PKG_CONFIG" in
 	(.NONE/*)
-		PKG_CONFIG=`echo $PKG_CONFIG | sed -e s%NONE%$cf_path_syntax%`
+		PKG_CONFIG=`echo "$PKG_CONFIG" | sed -e s%NONE%$cf_path_syntax%`
 		;;
 	esac
 	;;
 (.no|.NONE/*)
-	PKG_CONFIG=`echo $PKG_CONFIG | sed -e s%NONE%$cf_path_syntax%`
+	PKG_CONFIG=`echo "$PKG_CONFIG" | sed -e s%NONE%$cf_path_syntax%`
 	;;
 (*)
-	{ { echo "$as_me:3016: error: expected a pathname, not \"$PKG_CONFIG\"" >&5
+	{ { echo "$as_me:3259: error: expected a pathname, not \"$PKG_CONFIG\"" >&5
 echo "$as_me: error: expected a pathname, not \"$PKG_CONFIG\"" >&2;}
    { (exit 1); exit 1; }; }
 	;;
 esac
 
 elif test "x$cf_pkg_config" != xno ; then
-	{ echo "$as_me:3023: WARNING: pkg-config is not installed" >&5
+	{ echo "$as_me:3266: WARNING: pkg-config is not installed" >&5
 echo "$as_me: WARNING: pkg-config is not installed" >&2;}
 fi
 
-case $PKG_CONFIG in
+case "$PKG_CONFIG" in
 (no|none|yes)
-	echo "$as_me:3029: checking for pkg-config library directory" >&5
+	echo "$as_me:3272: checking for pkg-config library directory" >&5
 echo $ECHO_N "checking for pkg-config library directory... $ECHO_C" >&6
 	;;
 (*)
-	echo "$as_me:3033: checking for $PKG_CONFIG library directory" >&5
+	echo "$as_me:3276: checking for $PKG_CONFIG library directory" >&5
 echo $ECHO_N "checking for $PKG_CONFIG library directory... $ECHO_C" >&6
 	;;
 esac
@@ -3085,18 +3328,18 @@ case x$PKG_CONFIG_LIBDIR in
 
 	test -n "$verbose" && echo "	list..." 1>&6
 
-echo "${as_me:-configure}:3088: testing list... ..." 1>&5
+echo "${as_me:-configure}:3331: testing list... ..." 1>&5
 
 	for cf_config in $cf_search_path
 	do
 		test -n "$verbose" && echo "	checking $cf_config/pkgconfig" 1>&6
 
-echo "${as_me:-configure}:3094: testing checking $cf_config/pkgconfig ..." 1>&5
+echo "${as_me:-configure}:3337: testing checking $cf_config/pkgconfig ..." 1>&5
 
-		if test -d $cf_config/pkgconfig
+		if test -d "$cf_config/pkgconfig"
 		then
 			PKG_CONFIG_LIBDIR=$cf_config/pkgconfig
-			echo "$as_me:3099: checking done" >&5
+			echo "$as_me:3342: checking done" >&5
 echo $ECHO_N "checking done... $ECHO_C" >&6
 			break
 		fi
@@ -3107,11 +3350,11 @@ echo $ECHO_N "checking done... $ECHO_C" >&6
 esac
 
 if test "x$PKG_CONFIG_LIBDIR" != xno ; then
-	echo "$as_me:3110: result: $PKG_CONFIG_LIBDIR" >&5
+	echo "$as_me:3353: result: $PKG_CONFIG_LIBDIR" >&5
 echo "${ECHO_T}$PKG_CONFIG_LIBDIR" >&6
 fi
 
-echo "$as_me:3114: checking if you want to build test-programs" >&5
+echo "$as_me:3357: checking if you want to build test-programs" >&5
 echo $ECHO_N "checking if you want to build test-programs... $ECHO_C" >&6
 
 # Check whether --with-tests or --without-tests was given.
@@ -3121,10 +3364,10 @@ if test "${with_tests+set}" = set; then
 else
   cf_with_tests=yes
 fi;
-echo "$as_me:3124: result: $cf_with_tests" >&5
+echo "$as_me:3367: result: $cf_with_tests" >&5
 echo "${ECHO_T}$cf_with_tests" >&6
 
-echo "$as_me:3127: checking if we should assume mixed-case filenames" >&5
+echo "$as_me:3370: checking if we should assume mixed-case filenames" >&5
 echo $ECHO_N "checking if we should assume mixed-case filenames... $ECHO_C" >&6
 
 # Check whether --enable-mixed-case or --disable-mixed-case was given.
@@ -3134,19 +3377,19 @@ if test "${enable_mixed_case+set}" = set; then
 else
   enable_mixedcase=auto
 fi;
-echo "$as_me:3137: result: $enable_mixedcase" >&5
+echo "$as_me:3380: result: $enable_mixedcase" >&5
 echo "${ECHO_T}$enable_mixedcase" >&6
 if test "$enable_mixedcase" = "auto" ; then
 
-echo "$as_me:3141: checking if filesystem supports mixed-case filenames" >&5
+echo "$as_me:3384: checking if filesystem supports mixed-case filenames" >&5
 echo $ECHO_N "checking if filesystem supports mixed-case filenames... $ECHO_C" >&6
 if test "${cf_cv_mixedcase+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 if test "$cross_compiling" = yes ; then
-	case $target_alias in
-	(*-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*)
+	case "$target_alias" in
+	(*-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*|darwin*)
 		cf_cv_mixedcase=no
 		;;
 	(*)
@@ -3165,7 +3408,7 @@ else
 fi
 
 fi
-echo "$as_me:3168: result: $cf_cv_mixedcase" >&5
+echo "$as_me:3411: result: $cf_cv_mixedcase" >&5
 echo "${ECHO_T}$cf_cv_mixedcase" >&6
 test "$cf_cv_mixedcase" = yes &&
 cat >>confdefs.h <<\EOF
@@ -3183,7 +3426,7 @@ EOF
 fi
 
 # do this after mixed-case option (tags/TAGS is not as important as tic).
-echo "$as_me:3186: checking whether ${MAKE-make} sets \${MAKE}" >&5
+echo "$as_me:3429: checking whether ${MAKE-make} sets \${MAKE}" >&5
 echo $ECHO_N "checking whether ${MAKE-make} sets \${MAKE}... $ECHO_C" >&6
 set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y,./+-,__p_,'`
 if eval "test \"\${ac_cv_prog_make_${ac_make}_set+set}\" = set"; then
@@ -3203,11 +3446,11 @@ fi
 rm -f conftest.make
 fi
 if eval "test \"`echo '$ac_cv_prog_make_'${ac_make}_set`\" = yes"; then
-  echo "$as_me:3206: result: yes" >&5
+  echo "$as_me:3449: result: yes" >&5
 echo "${ECHO_T}yes" >&6
   SET_MAKE=
 else
-  echo "$as_me:3210: result: no" >&5
+  echo "$as_me:3453: result: no" >&5
 echo "${ECHO_T}no" >&6
   SET_MAKE="MAKE=${MAKE-make}"
 fi
@@ -3216,7 +3459,7 @@ for ac_prog in exctags ctags
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:3219: checking for $ac_word" >&5
+echo "$as_me:3462: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_CTAGS+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -3231,7 +3474,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_CTAGS="$ac_prog"
-echo "$as_me:3234: found $ac_dir/$ac_word" >&5
+echo "$as_me:3477: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -3239,10 +3482,10 @@ fi
 fi
 CTAGS=$ac_cv_prog_CTAGS
 if test -n "$CTAGS"; then
-  echo "$as_me:3242: result: $CTAGS" >&5
+  echo "$as_me:3485: result: $CTAGS" >&5
 echo "${ECHO_T}$CTAGS" >&6
 else
-  echo "$as_me:3245: result: no" >&5
+  echo "$as_me:3488: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -3253,7 +3496,7 @@ for ac_prog in exetags etags
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:3256: checking for $ac_word" >&5
+echo "$as_me:3499: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ETAGS+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -3268,7 +3511,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ETAGS="$ac_prog"
-echo "$as_me:3271: found $ac_dir/$ac_word" >&5
+echo "$as_me:3514: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -3276,10 +3519,10 @@ fi
 fi
 ETAGS=$ac_cv_prog_ETAGS
 if test -n "$ETAGS"; then
-  echo "$as_me:3279: result: $ETAGS" >&5
+  echo "$as_me:3522: result: $ETAGS" >&5
 echo "${ECHO_T}$ETAGS" >&6
 else
-  echo "$as_me:3282: result: no" >&5
+  echo "$as_me:3525: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -3288,7 +3531,7 @@ done
 
 # Extract the first word of "${CTAGS:-ctags}", so it can be a program name with args.
 set dummy ${CTAGS:-ctags}; ac_word=$2
-echo "$as_me:3291: checking for $ac_word" >&5
+echo "$as_me:3534: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_MAKE_LOWER_TAGS+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -3303,7 +3546,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_MAKE_LOWER_TAGS="yes"
-echo "$as_me:3306: found $ac_dir/$ac_word" >&5
+echo "$as_me:3549: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -3312,17 +3555,17 @@ fi
 fi
 MAKE_LOWER_TAGS=$ac_cv_prog_MAKE_LOWER_TAGS
 if test -n "$MAKE_LOWER_TAGS"; then
-  echo "$as_me:3315: result: $MAKE_LOWER_TAGS" >&5
+  echo "$as_me:3558: result: $MAKE_LOWER_TAGS" >&5
 echo "${ECHO_T}$MAKE_LOWER_TAGS" >&6
 else
-  echo "$as_me:3318: result: no" >&5
+  echo "$as_me:3561: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
 if test "$cf_cv_mixedcase" = yes ; then
 	# Extract the first word of "${ETAGS:-etags}", so it can be a program name with args.
 set dummy ${ETAGS:-etags}; ac_word=$2
-echo "$as_me:3325: checking for $ac_word" >&5
+echo "$as_me:3568: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_MAKE_UPPER_TAGS+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -3337,7 +3580,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_MAKE_UPPER_TAGS="yes"
-echo "$as_me:3340: found $ac_dir/$ac_word" >&5
+echo "$as_me:3583: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -3346,10 +3589,10 @@ fi
 fi
 MAKE_UPPER_TAGS=$ac_cv_prog_MAKE_UPPER_TAGS
 if test -n "$MAKE_UPPER_TAGS"; then
-  echo "$as_me:3349: result: $MAKE_UPPER_TAGS" >&5
+  echo "$as_me:3592: result: $MAKE_UPPER_TAGS" >&5
 echo "${ECHO_T}$MAKE_UPPER_TAGS" >&6
 else
-  echo "$as_me:3352: result: no" >&5
+  echo "$as_me:3595: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -3369,7 +3612,7 @@ else
 	MAKE_LOWER_TAGS="#"
 fi
 
-echo "$as_me:3372: checking for makeflags variable" >&5
+echo "$as_me:3615: checking for makeflags variable" >&5
 echo $ECHO_N "checking for makeflags variable... $ECHO_C" >&6
 if test "${cf_cv_makeflags+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -3383,10 +3626,10 @@ SHELL = $SHELL
 all :
 	@ echo '.$cf_option'
 CF_EOF
-		cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | fgrep -v "ing directory" | sed -e 's,[ 	]*$,,'`
+		cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | ${FGREP-fgrep} -v "ing directory" | sed -e 's,[ 	]*$,,'`
 		case "$cf_result" in
 		(.*k|.*kw)
-			cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
+			cf_result="`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`"
 			case "$cf_result" in
 			(.*CC=*)	cf_cv_makeflags=
 				;;
@@ -3399,7 +3642,7 @@ CF_EOF
 			;;
 		(*)
 
-echo "${as_me:-configure}:3402: testing given option \"$cf_option\",no match \"$cf_result\" ..." 1>&5
+echo "${as_me:-configure}:3645: testing given option \"$cf_option\",no match \"$cf_result\" ..." 1>&5
 
 			;;
 		esac
@@ -3407,13 +3650,13 @@ echo "${as_me:-configure}:3402: testing given option \"$cf_option\",no match \"$
 	rm -f cf_makeflags.tmp
 
 fi
-echo "$as_me:3410: result: $cf_cv_makeflags" >&5
+echo "$as_me:3653: result: $cf_cv_makeflags" >&5
 echo "${ECHO_T}$cf_cv_makeflags" >&6
 
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
-echo "$as_me:3416: checking for $ac_word" >&5
+echo "$as_me:3659: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_RANLIB+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -3428,7 +3671,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
-echo "$as_me:3431: found $ac_dir/$ac_word" >&5
+echo "$as_me:3674: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -3436,10 +3679,10 @@ fi
 fi
 RANLIB=$ac_cv_prog_RANLIB
 if test -n "$RANLIB"; then
-  echo "$as_me:3439: result: $RANLIB" >&5
+  echo "$as_me:3682: result: $RANLIB" >&5
 echo "${ECHO_T}$RANLIB" >&6
 else
-  echo "$as_me:3442: result: no" >&5
+  echo "$as_me:3685: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -3448,7 +3691,7 @@ if test -z "$ac_cv_prog_RANLIB"; then
   ac_ct_RANLIB=$RANLIB
   # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
-echo "$as_me:3451: checking for $ac_word" >&5
+echo "$as_me:3694: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_RANLIB+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -3463,7 +3706,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_RANLIB="ranlib"
-echo "$as_me:3466: found $ac_dir/$ac_word" >&5
+echo "$as_me:3709: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -3472,10 +3715,10 @@ fi
 fi
 ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB
 if test -n "$ac_ct_RANLIB"; then
-  echo "$as_me:3475: result: $ac_ct_RANLIB" >&5
+  echo "$as_me:3718: result: $ac_ct_RANLIB" >&5
 echo "${ECHO_T}$ac_ct_RANLIB" >&6
 else
-  echo "$as_me:3478: result: no" >&5
+  echo "$as_me:3721: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -3487,7 +3730,7 @@ fi
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}ld", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ld; ac_word=$2
-echo "$as_me:3490: checking for $ac_word" >&5
+echo "$as_me:3733: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_LD+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -3502,7 +3745,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_LD="${ac_tool_prefix}ld"
-echo "$as_me:3505: found $ac_dir/$ac_word" >&5
+echo "$as_me:3748: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -3510,10 +3753,10 @@ fi
 fi
 LD=$ac_cv_prog_LD
 if test -n "$LD"; then
-  echo "$as_me:3513: result: $LD" >&5
+  echo "$as_me:3756: result: $LD" >&5
 echo "${ECHO_T}$LD" >&6
 else
-  echo "$as_me:3516: result: no" >&5
+  echo "$as_me:3759: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -3522,7 +3765,7 @@ if test -z "$ac_cv_prog_LD"; then
   ac_ct_LD=$LD
   # Extract the first word of "ld", so it can be a program name with args.
 set dummy ld; ac_word=$2
-echo "$as_me:3525: checking for $ac_word" >&5
+echo "$as_me:3768: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_LD+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -3537,7 +3780,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_LD="ld"
-echo "$as_me:3540: found $ac_dir/$ac_word" >&5
+echo "$as_me:3783: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -3546,10 +3789,10 @@ fi
 fi
 ac_ct_LD=$ac_cv_prog_ac_ct_LD
 if test -n "$ac_ct_LD"; then
-  echo "$as_me:3549: result: $ac_ct_LD" >&5
+  echo "$as_me:3792: result: $ac_ct_LD" >&5
 echo "${ECHO_T}$ac_ct_LD" >&6
 else
-  echo "$as_me:3552: result: no" >&5
+  echo "$as_me:3795: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -3561,7 +3804,7 @@ fi
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ar; ac_word=$2
-echo "$as_me:3564: checking for $ac_word" >&5
+echo "$as_me:3807: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_AR+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -3576,7 +3819,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_AR="${ac_tool_prefix}ar"
-echo "$as_me:3579: found $ac_dir/$ac_word" >&5
+echo "$as_me:3822: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -3584,10 +3827,10 @@ fi
 fi
 AR=$ac_cv_prog_AR
 if test -n "$AR"; then
-  echo "$as_me:3587: result: $AR" >&5
+  echo "$as_me:3830: result: $AR" >&5
 echo "${ECHO_T}$AR" >&6
 else
-  echo "$as_me:3590: result: no" >&5
+  echo "$as_me:3833: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -3596,7 +3839,7 @@ if test -z "$ac_cv_prog_AR"; then
   ac_ct_AR=$AR
   # Extract the first word of "ar", so it can be a program name with args.
 set dummy ar; ac_word=$2
-echo "$as_me:3599: checking for $ac_word" >&5
+echo "$as_me:3842: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_AR+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -3611,7 +3854,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_AR="ar"
-echo "$as_me:3614: found $ac_dir/$ac_word" >&5
+echo "$as_me:3857: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -3620,10 +3863,10 @@ fi
 fi
 ac_ct_AR=$ac_cv_prog_ac_ct_AR
 if test -n "$ac_ct_AR"; then
-  echo "$as_me:3623: result: $ac_ct_AR" >&5
+  echo "$as_me:3866: result: $ac_ct_AR" >&5
 echo "${ECHO_T}$ac_ct_AR" >&6
 else
-  echo "$as_me:3626: result: no" >&5
+  echo "$as_me:3869: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -3635,7 +3878,7 @@ fi
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ar; ac_word=$2
-echo "$as_me:3638: checking for $ac_word" >&5
+echo "$as_me:3881: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_AR+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -3650,7 +3893,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_AR="${ac_tool_prefix}ar"
-echo "$as_me:3653: found $ac_dir/$ac_word" >&5
+echo "$as_me:3896: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -3658,10 +3901,10 @@ fi
 fi
 AR=$ac_cv_prog_AR
 if test -n "$AR"; then
-  echo "$as_me:3661: result: $AR" >&5
+  echo "$as_me:3904: result: $AR" >&5
 echo "${ECHO_T}$AR" >&6
 else
-  echo "$as_me:3664: result: no" >&5
+  echo "$as_me:3907: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -3670,7 +3913,7 @@ if test -z "$ac_cv_prog_AR"; then
   ac_ct_AR=$AR
   # Extract the first word of "ar", so it can be a program name with args.
 set dummy ar; ac_word=$2
-echo "$as_me:3673: checking for $ac_word" >&5
+echo "$as_me:3916: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_AR+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -3685,7 +3928,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_AR="ar"
-echo "$as_me:3688: found $ac_dir/$ac_word" >&5
+echo "$as_me:3931: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -3694,10 +3937,10 @@ fi
 fi
 ac_ct_AR=$ac_cv_prog_ac_ct_AR
 if test -n "$ac_ct_AR"; then
-  echo "$as_me:3697: result: $ac_ct_AR" >&5
+  echo "$as_me:3940: result: $ac_ct_AR" >&5
 echo "${ECHO_T}$ac_ct_AR" >&6
 else
-  echo "$as_me:3700: result: no" >&5
+  echo "$as_me:3943: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -3706,55 +3949,71 @@ else
   AR="$ac_cv_prog_AR"
 fi
 
-echo "$as_me:3709: checking for options to update archives" >&5
+echo "$as_me:3952: checking for options to update archives" >&5
 echo $ECHO_N "checking for options to update archives... $ECHO_C" >&6
 if test "${cf_cv_ar_flags+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-	cf_cv_ar_flags=unknown
-	for cf_ar_flags in -curvU -curv curv -crv crv -cqv cqv -rv rv
-	do
+	case "$cf_cv_system_name" in
+	(*-msvc*)
+		cf_cv_ar_flags=''
+		cat >mk_static_lib.sh <<-EOF
+		#!$SHELL
+		MSVC_BIN="$AR"
+		out="\$1"
+		shift
+		exec \$MSVC_BIN -out:"\$out" \$@
+		EOF
+		chmod +x mk_static_lib.sh
+		AR=`pwd`/mk_static_lib.sh
+		;;
+	(*)
+		cf_cv_ar_flags=unknown
+		for cf_ar_flags in -curvU -curv curv -crv crv -cqv cqv -rv rv
+		do
 
-		# check if $ARFLAGS already contains this choice
-		if test "x$ARFLAGS" != "x" ; then
-			cf_check_ar_flags=`echo "x$ARFLAGS" | sed -e "s/$cf_ar_flags\$//" -e "s/$cf_ar_flags / /"`
-			if test "x$ARFLAGS" != "$cf_check_ar_flags" ; then
-				cf_cv_ar_flags=
-				break
+			# check if $ARFLAGS already contains this choice
+			if test "x$ARFLAGS" != "x" ; then
+				cf_check_ar_flags=`echo "x$ARFLAGS" | sed -e "s/$cf_ar_flags\$//" -e "s/$cf_ar_flags / /"`
+				if test "x$ARFLAGS" != "$cf_check_ar_flags" ; then
+					cf_cv_ar_flags=
+					break
+				fi
 			fi
-		fi
 
-		rm -f conftest.$ac_cv_objext
-		rm -f conftest.a
+			rm -f "conftest.$ac_cv_objext"
+			rm -f conftest.a
 
-		cat >conftest.$ac_ext <<EOF
-#line 3732 "configure"
+			cat >"conftest.$ac_ext" <<EOF
+#line 3989 "configure"
 int	testdata[3] = { 123, 456, 789 };
 EOF
-		if { (eval echo "$as_me:3735: \"$ac_compile\"") >&5
+			if { (eval echo "$as_me:3992: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3738: \$? = $ac_status" >&5
-  (exit $ac_status); } ; then
-			echo "$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext" >&5
-			$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext 2>&5 1>/dev/null
-			if test -f conftest.a ; then
-				cf_cv_ar_flags=$cf_ar_flags
-				break
-			fi
-		else
-			test -n "$verbose" && echo "	cannot compile test-program" 1>&6
+  echo "$as_me:3995: \$? = $ac_status" >&5
+  (exit "$ac_status"); } ; then
+				echo "$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext" >&5
+				$AR $ARFLAGS "$cf_ar_flags" conftest.a "conftest.$ac_cv_objext" 2>&5 1>/dev/null
+				if test -f conftest.a ; then
+					cf_cv_ar_flags="$cf_ar_flags"
+					break
+				fi
+			else
+				test -n "$verbose" && echo "	cannot compile test-program" 1>&6
 
-echo "${as_me:-configure}:3749: testing cannot compile test-program ..." 1>&5
+echo "${as_me:-configure}:4006: testing cannot compile test-program ..." 1>&5
 
-			break
-		fi
-	done
-	rm -f conftest.a conftest.$ac_ext conftest.$ac_cv_objext
+				break
+			fi
+		done
+		rm -f conftest.a "conftest.$ac_ext" "conftest.$ac_cv_objext"
+		;;
+	esac
 
 fi
-echo "$as_me:3757: result: $cf_cv_ar_flags" >&5
+echo "$as_me:4016: result: $cf_cv_ar_flags" >&5
 echo "${ECHO_T}$cf_cv_ar_flags" >&6
 
 if test -n "$ARFLAGS" ; then
@@ -3765,17 +4024,17 @@ else
 	ARFLAGS=$cf_cv_ar_flags
 fi
 
-	echo "$as_me:3768: checking for PATH separator" >&5
+	echo "$as_me:4027: checking for PATH separator" >&5
 echo $ECHO_N "checking for PATH separator... $ECHO_C" >&6
-	case $cf_cv_system_name in
+	case "$cf_cv_system_name" in
 	(os2*)	PATH_SEPARATOR=';'  ;;
 	(*)	${PATH_SEPARATOR:=':'}  ;;
 	esac
 
-	echo "$as_me:3775: result: $PATH_SEPARATOR" >&5
+	echo "$as_me:4034: result: $PATH_SEPARATOR" >&5
 echo "${ECHO_T}$PATH_SEPARATOR" >&6
 
-echo "$as_me:3778: checking if you have specified an install-prefix" >&5
+echo "$as_me:4037: checking if you have specified an install-prefix" >&5
 echo $ECHO_N "checking if you have specified an install-prefix... $ECHO_C" >&6
 
 # Check whether --with-install-prefix or --without-install-prefix was given.
@@ -3788,7 +4047,7 @@ if test "${with_install_prefix+set}" = set; then
 		;;
 	esac
 fi;
-echo "$as_me:3791: result: $DESTDIR" >&5
+echo "$as_me:4050: result: $DESTDIR" >&5
 echo "${ECHO_T}$DESTDIR" >&6
 
 ###############################################################################
@@ -3816,7 +4075,7 @@ else
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:3819: checking for $ac_word" >&5
+echo "$as_me:4078: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_BUILD_CC+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -3831,7 +4090,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_BUILD_CC="$ac_prog"
-echo "$as_me:3834: found $ac_dir/$ac_word" >&5
+echo "$as_me:4093: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -3839,10 +4098,10 @@ fi
 fi
 BUILD_CC=$ac_cv_prog_BUILD_CC
 if test -n "$BUILD_CC"; then
-  echo "$as_me:3842: result: $BUILD_CC" >&5
+  echo "$as_me:4101: result: $BUILD_CC" >&5
 echo "${ECHO_T}$BUILD_CC" >&6
 else
-  echo "$as_me:3845: result: no" >&5
+  echo "$as_me:4104: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -3851,12 +4110,12 @@ done
 test -n "$BUILD_CC" || BUILD_CC="none"
 
 fi;
-	echo "$as_me:3854: checking for native build C compiler" >&5
+	echo "$as_me:4113: checking for native build C compiler" >&5
 echo $ECHO_N "checking for native build C compiler... $ECHO_C" >&6
-	echo "$as_me:3856: result: $BUILD_CC" >&5
+	echo "$as_me:4115: result: $BUILD_CC" >&5
 echo "${ECHO_T}$BUILD_CC" >&6
 
-	echo "$as_me:3859: checking for native build C preprocessor" >&5
+	echo "$as_me:4118: checking for native build C preprocessor" >&5
 echo $ECHO_N "checking for native build C preprocessor... $ECHO_C" >&6
 
 # Check whether --with-build-cpp or --without-build-cpp was given.
@@ -3866,10 +4125,10 @@ if test "${with_build_cpp+set}" = set; then
 else
   BUILD_CPP='${BUILD_CC} -E'
 fi;
-	echo "$as_me:3869: result: $BUILD_CPP" >&5
+	echo "$as_me:4128: result: $BUILD_CPP" >&5
 echo "${ECHO_T}$BUILD_CPP" >&6
 
-	echo "$as_me:3872: checking for native build C flags" >&5
+	echo "$as_me:4131: checking for native build C flags" >&5
 echo $ECHO_N "checking for native build C flags... $ECHO_C" >&6
 
 # Check whether --with-build-cflags or --without-build-cflags was given.
@@ -3877,10 +4136,10 @@ if test "${with_build_cflags+set}" = set; then
   withval="$with_build_cflags"
   BUILD_CFLAGS="$withval"
 fi;
-	echo "$as_me:3880: result: $BUILD_CFLAGS" >&5
+	echo "$as_me:4139: result: $BUILD_CFLAGS" >&5
 echo "${ECHO_T}$BUILD_CFLAGS" >&6
 
-	echo "$as_me:3883: checking for native build C preprocessor-flags" >&5
+	echo "$as_me:4142: checking for native build C preprocessor-flags" >&5
 echo $ECHO_N "checking for native build C preprocessor-flags... $ECHO_C" >&6
 
 # Check whether --with-build-cppflags or --without-build-cppflags was given.
@@ -3888,10 +4147,10 @@ if test "${with_build_cppflags+set}" = set; then
   withval="$with_build_cppflags"
   BUILD_CPPFLAGS="$withval"
 fi;
-	echo "$as_me:3891: result: $BUILD_CPPFLAGS" >&5
+	echo "$as_me:4150: result: $BUILD_CPPFLAGS" >&5
 echo "${ECHO_T}$BUILD_CPPFLAGS" >&6
 
-	echo "$as_me:3894: checking for native build linker-flags" >&5
+	echo "$as_me:4153: checking for native build linker-flags" >&5
 echo $ECHO_N "checking for native build linker-flags... $ECHO_C" >&6
 
 # Check whether --with-build-ldflags or --without-build-ldflags was given.
@@ -3899,10 +4158,10 @@ if test "${with_build_ldflags+set}" = set; then
   withval="$with_build_ldflags"
   BUILD_LDFLAGS="$withval"
 fi;
-	echo "$as_me:3902: result: $BUILD_LDFLAGS" >&5
+	echo "$as_me:4161: result: $BUILD_LDFLAGS" >&5
 echo "${ECHO_T}$BUILD_LDFLAGS" >&6
 
-	echo "$as_me:3905: checking for native build linker-libraries" >&5
+	echo "$as_me:4164: checking for native build linker-libraries" >&5
 echo $ECHO_N "checking for native build linker-libraries... $ECHO_C" >&6
 
 # Check whether --with-build-libs or --without-build-libs was given.
@@ -3910,7 +4169,7 @@ if test "${with_build_libs+set}" = set; then
   withval="$with_build_libs"
   BUILD_LIBS="$withval"
 fi;
-	echo "$as_me:3913: result: $BUILD_LIBS" >&5
+	echo "$as_me:4172: result: $BUILD_LIBS" >&5
 echo "${ECHO_T}$BUILD_LIBS" >&6
 
 	# this assumes we're on Unix.
@@ -3919,8 +4178,8 @@ echo "${ECHO_T}$BUILD_LIBS" >&6
 
 	: ${BUILD_CC:='${CC}'}
 
-	if ( test "$BUILD_CC" = "$CC" || test "$BUILD_CC" = '${CC}' ) ; then
-		{ { echo "$as_me:3923: error: Cross-build requires two compilers.
+	if { test "$BUILD_CC" = "$CC" || test "$BUILD_CC" = '${CC}'; } ; then
+		{ { echo "$as_me:4182: error: Cross-build requires two compilers.
 Use --with-build-cc to specify the native compiler." >&5
 echo "$as_me: error: Cross-build requires two compilers.
 Use --with-build-cc to specify the native compiler." >&2;}
@@ -3945,7 +4204,7 @@ fi
 ### shared, for example.
 cf_list_models=""
 
-echo "$as_me:3948: checking if you want to build shared C-objects" >&5
+echo "$as_me:4207: checking if you want to build shared C-objects" >&5
 echo $ECHO_N "checking if you want to build shared C-objects... $ECHO_C" >&6
 
 # Check whether --with-shared or --without-shared was given.
@@ -3955,27 +4214,27 @@ if test "${with_shared+set}" = set; then
 else
   with_shared=no
 fi;
-echo "$as_me:3958: result: $with_shared" >&5
+echo "$as_me:4217: result: $with_shared" >&5
 echo "${ECHO_T}$with_shared" >&6
 test "$with_shared" = "yes" && cf_list_models="$cf_list_models shared"
 
-echo "$as_me:3962: checking for specified models" >&5
+echo "$as_me:4221: checking for specified models" >&5
 echo $ECHO_N "checking for specified models... $ECHO_C" >&6
 test -z "$cf_list_models" && cf_list_models=normal
-echo "$as_me:3965: result: $cf_list_models" >&5
+echo "$as_me:4224: result: $cf_list_models" >&5
 echo "${ECHO_T}$cf_list_models" >&6
 
 ### Use the first model as the default, and save its suffix for use in building
 ### up test-applications.
-echo "$as_me:3970: checking for default model" >&5
+echo "$as_me:4229: checking for default model" >&5
 echo $ECHO_N "checking for default model... $ECHO_C" >&6
 DFT_LWR_MODEL=`echo "$cf_list_models" | $AWK '{print $1}'`
-echo "$as_me:3973: result: $DFT_LWR_MODEL" >&5
+echo "$as_me:4232: result: $DFT_LWR_MODEL" >&5
 echo "${ECHO_T}$DFT_LWR_MODEL" >&6
 
 DFT_UPR_MODEL=`echo "$DFT_LWR_MODEL" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
 
-echo "$as_me:3978: checking for specific curses-directory" >&5
+echo "$as_me:4237: checking for specific curses-directory" >&5
 echo $ECHO_N "checking for specific curses-directory... $ECHO_C" >&6
 
 # Check whether --with-curses-dir or --without-curses-dir was given.
@@ -3985,10 +4244,10 @@ if test "${with_curses_dir+set}" = set; then
 else
   cf_cv_curses_dir=no
 fi;
-echo "$as_me:3988: result: $cf_cv_curses_dir" >&5
+echo "$as_me:4247: result: $cf_cv_curses_dir" >&5
 echo "${ECHO_T}$cf_cv_curses_dir" >&6
 
-if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
+if test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no"
 then
 
 if test "x$prefix" != xNONE; then
@@ -4004,19 +4263,19 @@ case ".$withval" in
 	;;
 (.[a-zA-Z]:[\\/]*) # OS/2 EMX
 	;;
-(.\${*prefix}*|.\${*dir}*)
+(.\$\{*prefix\}*|.\$\{*dir\}*)
 	eval withval="$withval"
 	case ".$withval" in
 	(.NONE/*)
-		withval=`echo $withval | sed -e s%NONE%$cf_path_syntax%`
+		withval=`echo "$withval" | sed -e s%NONE%$cf_path_syntax%`
 		;;
 	esac
 	;;
 (.no|.NONE/*)
-	withval=`echo $withval | sed -e s%NONE%$cf_path_syntax%`
+	withval=`echo "$withval" | sed -e s%NONE%$cf_path_syntax%`
 	;;
 (*)
-	{ { echo "$as_me:4019: error: expected a pathname, not \"$withval\"" >&5
+	{ { echo "$as_me:4278: error: expected a pathname, not \"$withval\"" >&5
 echo "$as_me: error: expected a pathname, not \"$withval\"" >&2;}
    { (exit 1); exit 1; }; }
 	;;
@@ -4028,9 +4287,9 @@ esac
 if test -n "$cf_cv_curses_dir/include" ; then
   for cf_add_incdir in $cf_cv_curses_dir/include
   do
-	while test $cf_add_incdir != /usr/include
+	while test "$cf_add_incdir" != /usr/include
 	do
-	  if test -d $cf_add_incdir
+	  if test -d "$cf_add_incdir"
 	  then
 		cf_have_incdir=no
 		if test -n "$CFLAGS$CPPFLAGS" ; then
@@ -4051,8 +4310,8 @@ if test -n "$cf_cv_curses_dir/include" ; then
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
 
-			  cat >conftest.$ac_ext <<_ACEOF
-#line 4055 "configure"
+			  cat >"conftest.$ac_ext" <<_ACEOF
+#line 4314 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -4063,25 +4322,25 @@ printf("Hello")
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:4067: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:4326: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:4070: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:4073: \"$ac_try\"") >&5
+  echo "$as_me:4329: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:4332: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:4076: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:4335: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_incdir=yes
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 			  CPPFLAGS=$cf_save_CPPFLAGS
 			fi
 		  fi
@@ -4090,11 +4349,11 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 		if test "$cf_have_incdir" = no ; then
 		  test -n "$verbose" && echo "	adding $cf_add_incdir to include-path" 1>&6
 
-echo "${as_me:-configure}:4093: testing adding $cf_add_incdir to include-path ..." 1>&5
+echo "${as_me:-configure}:4352: testing adding $cf_add_incdir to include-path ..." 1>&5
 
 		  CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
 
-		  cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
+		  cf_top_incdir=`echo "$cf_add_incdir" | sed -e 's%/include/.*$%/include%'`
 		  test "$cf_top_incdir" = "$cf_add_incdir" && break
 		  cf_add_incdir="$cf_top_incdir"
 		else
@@ -4110,9 +4369,9 @@ fi
 if test -n "$cf_cv_curses_dir/lib" ; then
 	for cf_add_libdir in $cf_cv_curses_dir/lib
 	do
-		if test $cf_add_libdir = /usr/lib ; then
+		if test "$cf_add_libdir" = /usr/lib ; then
 			:
-		elif test -d $cf_add_libdir
+		elif test -d "$cf_add_libdir"
 		then
 			cf_have_libdir=no
 			if test -n "$LDFLAGS$LIBS" ; then
@@ -4126,7 +4385,7 @@ if test -n "$cf_cv_curses_dir/lib" ; then
 			if test "$cf_have_libdir" = no ; then
 				test -n "$verbose" && echo "	adding $cf_add_libdir to library-path" 1>&6
 
-echo "${as_me:-configure}:4129: testing adding $cf_add_libdir to library-path ..." 1>&5
+echo "${as_me:-configure}:4388: testing adding $cf_add_libdir to library-path ..." 1>&5
 
 				LDFLAGS="-L$cf_add_libdir $LDFLAGS"
 			fi
@@ -4141,39 +4400,238 @@ cf_ncuconfig_root=ncurses
 cf_have_ncuconfig=no
 
 if test "x${PKG_CONFIG:=none}" != xnone; then
-	echo "$as_me:4144: checking pkg-config for $cf_ncuconfig_root" >&5
+	echo "$as_me:4403: checking pkg-config for $cf_ncuconfig_root" >&5
 echo $ECHO_N "checking pkg-config for $cf_ncuconfig_root... $ECHO_C" >&6
 	if "$PKG_CONFIG" --exists $cf_ncuconfig_root ; then
-		echo "$as_me:4147: result: yes" >&5
+		echo "$as_me:4406: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
-		echo "$as_me:4150: checking if the $cf_ncuconfig_root package files work" >&5
+		echo "$as_me:4409: checking if the $cf_ncuconfig_root package files work" >&5
 echo $ECHO_N "checking if the $cf_ncuconfig_root package files work... $ECHO_C" >&6
 		cf_have_ncuconfig=unknown
 
+		cf_save_CFLAGS="$CFLAGS"
 		cf_save_CPPFLAGS="$CPPFLAGS"
 		cf_save_LIBS="$LIBS"
 
+		cf_pkg_cflags="`$PKG_CONFIG --cflags $cf_ncuconfig_root`"
+		cf_pkg_libs="`$PKG_CONFIG --libs $cf_ncuconfig_root`"
+
+		# while -W for passing linker flags is prevalent, it is not "standard".
+		# At least one wrapper for c89/c99 (in Apple's xcode) has its own
+		# incompatible _and_ non-standard -W option which gives an error.  Work
+		# around that pitfall.
+		case "x${CC}@@${cf_pkg_libs}@${cf_pkg_cflags}" in
+		(x*c[89]9@@*-W*)
+
+cf_fix_cppflags=no
+cf_new_cflags=
+cf_new_cppflags=
+cf_new_extra_cppflags=
+
+for cf_add_cflags in $cf_pkg_cflags
+do
+case "$cf_fix_cppflags" in
+(no)
+	case "$cf_add_cflags" in
+	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
+		case "$cf_add_cflags" in
+		(-D*)
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+
+			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
+				&& test -z "${cf_tst_cflags}" \
+				&& cf_fix_cppflags=yes
+
+			if test "$cf_fix_cppflags" = yes ; then
+
+	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
+	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
+
+				continue
+			elif test "${cf_tst_cflags}" = "\"'" ; then
+
+	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
+	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
+
+				continue
+			fi
+			;;
+		esac
+		case "$CPPFLAGS" in
+		(*$cf_add_cflags)
+			;;
+		(*)
+			case "$cf_add_cflags" in
+			(-D*)
+				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
+
+CPPFLAGS=`echo "$CPPFLAGS" | \
+	sed	-e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ 	]*\)\?[ 	]/ /g' \
+		-e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ 	]*\)\?$//g'`
+
+				;;
+			esac
+
+	test -n "$cf_new_cppflags" && cf_new_cppflags="$cf_new_cppflags "
+	cf_new_cppflags="${cf_new_cppflags}$cf_add_cflags"
+
+			;;
+		esac
+		;;
+	(*)
+
+	test -n "$cf_new_cflags" && cf_new_cflags="$cf_new_cflags "
+	cf_new_cflags="${cf_new_cflags}$cf_add_cflags"
+
+		;;
+	esac
+	;;
+(yes)
+
+	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
+	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
+
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
+
+	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
+		&& test -z "${cf_tst_cflags}" \
+		&& cf_fix_cppflags=no
+	;;
+esac
+done
+
+if test -n "$cf_new_cflags" ; then
+
+	test -n "$CFLAGS" && CFLAGS="$CFLAGS "
+	CFLAGS="${CFLAGS}$cf_new_cflags"
+
+fi
+
+if test -n "$cf_new_cppflags" ; then
+
+	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
+	CPPFLAGS="${CPPFLAGS}$cf_new_cppflags"
+
+fi
+
+if test -n "$cf_new_extra_cppflags" ; then
+
+	test -n "$EXTRA_CPPFLAGS" && EXTRA_CPPFLAGS="$EXTRA_CPPFLAGS "
+	EXTRA_CPPFLAGS="${EXTRA_CPPFLAGS}$cf_new_extra_cppflags"
+
+fi
+
+cf_add_libs="$LIBS"
+# reverse order
+cf_add_0lib=
+for cf_add_1lib in $cf_pkg_libs; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+# filter duplicates
+for cf_add_1lib in $cf_add_0lib; do
+	for cf_add_2lib in $cf_add_libs; do
+		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
+			cf_add_1lib=
+			break
+		fi
+	done
+	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
+done
+LIBS="$cf_add_libs"
+
+			cat >"conftest.$ac_ext" <<_ACEOF
+#line 4542 "configure"
+#include "confdefs.h"
+#include <${cf_cv_ncurses_header:-curses.h}>
+int
+main (void)
+{
+initscr(); mousemask(0,0); tigetstr((char *)0);
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:4554: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:4557: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:4560: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:4563: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  if test "$cross_compiling" = yes; then
+  cf_test_ncuconfig=maybe
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 4569 "configure"
+#include "confdefs.h"
+#include <${cf_cv_ncurses_header:-curses.h}>
+					int main(void)
+					{ char *xx = curses_version(); return (xx == 0); }
+_ACEOF
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:4576: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:4579: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:4581: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:4584: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_test_ncuconfig=yes
+else
+  echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_test_ncuconfig=no
+fi
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
+fi
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_test_ncuconfig=no
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+
+			CFLAGS="$cf_save_CFLAGS"
+			CPPFLAGS="$cf_save_CPPFLAGS"
+			LIBS="$cf_save_LIBS"
+
+			if test "x$cf_test_ncuconfig" != xyes; then
+				cf_temp=`echo "x$cf_pkg_cflags" | sed -e s/^x// -e 's/-W[^ 	]*//g'`
+				cf_pkg_cflags="$cf_temp"
+				cf_temp=`echo "x$cf_pkg_libs" | sed -e s/^x// -e 's/-W[^ 	]*//g'`
+				cf_pkg_libs="$cf_temp"
+			fi
+			;;
+		esac
+
 cf_fix_cppflags=no
 cf_new_cflags=
 cf_new_cppflags=
 cf_new_extra_cppflags=
 
-for cf_add_cflags in `$PKG_CONFIG --cflags $cf_ncuconfig_root`
+for cf_add_cflags in $cf_pkg_cflags
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -4192,7 +4650,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -4222,7 +4680,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -4255,7 +4713,7 @@ fi
 cf_add_libs="$LIBS"
 # reverse order
 cf_add_0lib=
-for cf_add_1lib in `$PKG_CONFIG --libs $cf_ncuconfig_root`; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+for cf_add_1lib in $cf_pkg_libs; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
 # filter duplicates
 for cf_add_1lib in $cf_add_0lib; do
 	for cf_add_2lib in $cf_add_libs; do
@@ -4268,67 +4726,67 @@ for cf_add_1lib in $cf_add_0lib; do
 done
 LIBS="$cf_add_libs"
 
-		cat >conftest.$ac_ext <<_ACEOF
-#line 4272 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 4730 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
 main (void)
 {
-initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);
+initscr(); mousemask(0,0); tigetstr((char *)0);
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:4284: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:4742: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:4287: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:4290: \"$ac_try\"") >&5
+  echo "$as_me:4745: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:4748: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:4293: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:4751: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   if test "$cross_compiling" = yes; then
   cf_have_ncuconfig=maybe
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 4299 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 4757 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 				int main(void)
 				{ char *xx = curses_version(); return (xx == 0); }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:4306: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:4764: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:4309: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:4311: \"$ac_try\"") >&5
+  echo "$as_me:4767: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:4769: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:4314: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:4772: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_have_ncuconfig=yes
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_ncuconfig=no
 fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
 fi
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_ncuconfig=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-		echo "$as_me:4331: result: $cf_have_ncuconfig" >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+		echo "$as_me:4789: result: $cf_have_ncuconfig" >&5
 echo "${ECHO_T}$cf_have_ncuconfig" >&6
 		test "$cf_have_ncuconfig" = maybe && cf_have_ncuconfig=yes
 		if test "$cf_have_ncuconfig" != "yes"
@@ -4344,13 +4802,13 @@ EOF
 
 			NCURSES_CONFIG_PKG=$cf_ncuconfig_root
 
-echo "$as_me:4347: checking for terminfo header" >&5
+echo "$as_me:4805: checking for terminfo header" >&5
 echo $ECHO_N "checking for terminfo header... $ECHO_C" >&6
 if test "${cf_cv_term_header+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-case ${cf_cv_ncurses_header} in
+case "${cf_cv_ncurses_header}" in
 (*/ncurses.h|*/ncursesw.h)
 	cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[^.]*\.h$%term.h%'`
 	;;
@@ -4361,8 +4819,8 @@ esac
 
 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
 do
-cat >conftest.$ac_ext <<_ACEOF
-#line 4365 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 4823 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -4371,43 +4829,43 @@ cat >conftest.$ac_ext <<_ACEOF
 int
 main (void)
 {
-int x = auto_left_margin
+int x = auto_left_margin; (void)x
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:4380: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:4838: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:4383: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:4386: \"$ac_try\"") >&5
+  echo "$as_me:4841: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:4844: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:4389: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:4847: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 	cf_cv_term_header="$cf_test"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 	cf_cv_term_header=unknown
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 	test "$cf_cv_term_header" != unknown && break
 done
 
 fi
-echo "$as_me:4405: result: $cf_cv_term_header" >&5
+echo "$as_me:4863: result: $cf_cv_term_header" >&5
 echo "${ECHO_T}$cf_cv_term_header" >&6
 
 # Set definitions to allow ifdef'ing to accommodate subdirectories
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (*term.h)
 
 cat >>confdefs.h <<\EOF
@@ -4417,7 +4875,7 @@ EOF
 	;;
 esac
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (ncurses/term.h)
 
 cat >>confdefs.h <<\EOF
@@ -4437,7 +4895,7 @@ esac
 		fi
 
 	else
-		echo "$as_me:4440: result: no" >&5
+		echo "$as_me:4898: result: no" >&5
 echo "${ECHO_T}no" >&6
 		NCURSES_CONFIG_PKG=none
 	fi
@@ -4453,7 +4911,7 @@ if test -n "$ac_tool_prefix"; then
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-echo "$as_me:4456: checking for $ac_word" >&5
+echo "$as_me:4914: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_NCURSES_CONFIG+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -4468,7 +4926,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_NCURSES_CONFIG="$ac_tool_prefix$ac_prog"
-echo "$as_me:4471: found $ac_dir/$ac_word" >&5
+echo "$as_me:4929: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -4476,10 +4934,10 @@ fi
 fi
 NCURSES_CONFIG=$ac_cv_prog_NCURSES_CONFIG
 if test -n "$NCURSES_CONFIG"; then
-  echo "$as_me:4479: result: $NCURSES_CONFIG" >&5
+  echo "$as_me:4937: result: $NCURSES_CONFIG" >&5
 echo "${ECHO_T}$NCURSES_CONFIG" >&6
 else
-  echo "$as_me:4482: result: no" >&5
+  echo "$as_me:4940: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -4492,7 +4950,7 @@ if test -z "$NCURSES_CONFIG"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:4495: checking for $ac_word" >&5
+echo "$as_me:4953: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_NCURSES_CONFIG+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -4507,7 +4965,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_NCURSES_CONFIG="$ac_prog"
-echo "$as_me:4510: found $ac_dir/$ac_word" >&5
+echo "$as_me:4968: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -4515,10 +4973,10 @@ fi
 fi
 ac_ct_NCURSES_CONFIG=$ac_cv_prog_ac_ct_NCURSES_CONFIG
 if test -n "$ac_ct_NCURSES_CONFIG"; then
-  echo "$as_me:4518: result: $ac_ct_NCURSES_CONFIG" >&5
+  echo "$as_me:4976: result: $ac_ct_NCURSES_CONFIG" >&5
 echo "${ECHO_T}$ac_ct_NCURSES_CONFIG" >&6
 else
-  echo "$as_me:4521: result: no" >&5
+  echo "$as_me:4979: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -4538,19 +4996,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in `$NCURSES_CONFIG --cflags`
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -4569,7 +5027,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -4599,7 +5057,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -4647,7 +5105,7 @@ LIBS="$cf_add_libs"
 
 		# even with config script, some packages use no-override for curses.h
 
-echo "$as_me:4650: checking if we have identified curses headers" >&5
+echo "$as_me:5108: checking if we have identified curses headers" >&5
 echo $ECHO_N "checking if we have identified curses headers... $ECHO_C" >&6
 if test "${cf_cv_ncurses_header+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -4658,8 +5116,8 @@ for cf_header in \
 	ncurses.h ncurses/ncurses.h \
 	curses.h ncurses/curses.h
 do
-cat >conftest.$ac_ext <<_ACEOF
-#line 4662 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 5120 "configure"
 #include "confdefs.h"
 #include <${cf_header}>
 int
@@ -4670,32 +5128,32 @@ initscr(); tgoto("?", 0,0)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:4674: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:5132: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:4677: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:4680: \"$ac_try\"") >&5
+  echo "$as_me:5135: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:5138: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:4683: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:5141: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_ncurses_header=$cf_header; break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 done
 
 fi
-echo "$as_me:4694: result: $cf_cv_ncurses_header" >&5
+echo "$as_me:5152: result: $cf_cv_ncurses_header" >&5
 echo "${ECHO_T}$cf_cv_ncurses_header" >&6
 
 if test "$cf_cv_ncurses_header" = none ; then
-	{ { echo "$as_me:4698: error: No curses header-files found" >&5
+	{ { echo "$as_me:5156: error: No curses header-files found" >&5
 echo "$as_me: error: No curses header-files found" >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -4705,24 +5163,24 @@ fi
 for ac_header in $cf_cv_ncurses_header
 do
 as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-echo "$as_me:4708: checking for $ac_header" >&5
+echo "$as_me:5166: checking for $ac_header" >&5
 echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
 if eval "test \"\${$as_ac_Header+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 4714 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 5172 "configure"
 #include "confdefs.h"
 #include <$ac_header>
 _ACEOF
-if { (eval echo "$as_me:4718: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:5176: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:4724: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:5182: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -4735,14 +5193,14 @@ if test -z "$ac_cpp_err"; then
   eval "$as_ac_Header=yes"
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+  cat "conftest.$ac_ext" >&5
   eval "$as_ac_Header=no"
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 fi
-echo "$as_me:4743: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-if test `eval echo '${'$as_ac_Header'}'` = yes; then
+echo "$as_me:5201: result: `eval echo '${'"$as_ac_Header"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_Header"'}'`" >&6
+if test "`eval echo '${'"$as_ac_Header"'}'`" = yes; then
   cat >>confdefs.h <<EOF
 #define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
 EOF
@@ -4760,7 +5218,7 @@ cf_nculib_ROOT=`echo "HAVE_LIB$cf_ncuconfig_root" | sed y%abcdefghijklmnopqrstuv
 #define $cf_nculib_ROOT 1
 EOF
 
-				cf_cv_ncurses_version=`$NCURSES_CONFIG --version`
+				cf_cv_ncurses_version="`$NCURSES_CONFIG --version`"
 
 	else
 
@@ -4772,9 +5230,9 @@ test "$cf_cv_curses_dir" != "no" && { \
 if test -n "$cf_cv_curses_dir/include/$cf_ncuhdr_root" ; then
   for cf_add_incdir in $cf_cv_curses_dir/include/$cf_ncuhdr_root
   do
-	while test $cf_add_incdir != /usr/include
+	while test "$cf_add_incdir" != /usr/include
 	do
-	  if test -d $cf_add_incdir
+	  if test -d "$cf_add_incdir"
 	  then
 		cf_have_incdir=no
 		if test -n "$CFLAGS$CPPFLAGS" ; then
@@ -4795,8 +5253,8 @@ if test -n "$cf_cv_curses_dir/include/$cf_ncuhdr_root" ; then
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
 
-			  cat >conftest.$ac_ext <<_ACEOF
-#line 4799 "configure"
+			  cat >"conftest.$ac_ext" <<_ACEOF
+#line 5257 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -4807,25 +5265,25 @@ printf("Hello")
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:4811: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:5269: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:4814: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:4817: \"$ac_try\"") >&5
+  echo "$as_me:5272: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:5275: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:4820: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:5278: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_incdir=yes
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 			  CPPFLAGS=$cf_save_CPPFLAGS
 			fi
 		  fi
@@ -4834,11 +5292,11 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 		if test "$cf_have_incdir" = no ; then
 		  test -n "$verbose" && echo "	adding $cf_add_incdir to include-path" 1>&6
 
-echo "${as_me:-configure}:4837: testing adding $cf_add_incdir to include-path ..." 1>&5
+echo "${as_me:-configure}:5295: testing adding $cf_add_incdir to include-path ..." 1>&5
 
 		  CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
 
-		  cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
+		  cf_top_incdir=`echo "$cf_add_incdir" | sed -e 's%/include/.*$%/include%'`
 		  test "$cf_top_incdir" = "$cf_add_incdir" && break
 		  cf_add_incdir="$cf_top_incdir"
 		else
@@ -4853,19 +5311,19 @@ fi
 
 }
 
-echo "$as_me:4856: checking for $cf_ncuhdr_root header in include-path" >&5
+echo "$as_me:5314: checking for $cf_ncuhdr_root header in include-path" >&5
 echo $ECHO_N "checking for $cf_ncuhdr_root header in include-path... $ECHO_C" >&6
 if test "${cf_cv_ncurses_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 	cf_header_list="$cf_ncuhdr_root/curses.h $cf_ncuhdr_root/ncurses.h"
-	( test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw ) && cf_header_list="$cf_header_list curses.h ncurses.h"
+	{ test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw; } && cf_header_list="$cf_header_list curses.h ncurses.h"
 	for cf_header in $cf_header_list
 	do
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 4868 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 5326 "configure"
 #include "confdefs.h"
 
 #include <$cf_header>
@@ -4875,10 +5333,10 @@ main (void)
 
 #ifdef NCURSES_VERSION
 
-printf("%s\n", NCURSES_VERSION);
+printf("%s\\n", NCURSES_VERSION);
 #else
 #ifdef __NCURSES_H
-printf("old\n");
+printf("old\\n");
 #else
 	make an error
 #endif
@@ -4888,39 +5346,39 @@ printf("old\n");
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:4892: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:5350: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:4895: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:4898: \"$ac_try\"") >&5
+  echo "$as_me:5353: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:5356: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:4901: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:5359: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_ncurses_h=$cf_header
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_ncurses_h=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 		test "$cf_cv_ncurses_h" != no && break
 	done
 
 fi
-echo "$as_me:4916: result: $cf_cv_ncurses_h" >&5
+echo "$as_me:5374: result: $cf_cv_ncurses_h" >&5
 echo "${ECHO_T}$cf_cv_ncurses_h" >&6
 
 if test "$cf_cv_ncurses_h" != no ; then
 	cf_cv_ncurses_header=$cf_cv_ncurses_h
 else
 
-echo "$as_me:4923: checking for $cf_ncuhdr_root include-path" >&5
+echo "$as_me:5381: checking for $cf_ncuhdr_root include-path" >&5
 echo $ECHO_N "checking for $cf_ncuhdr_root include-path... $ECHO_C" >&6
 if test "${cf_cv_ncurses_h2+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -4935,7 +5393,7 @@ cf_header_path_list=""
 if test -n "${CFLAGS}${CPPFLAGS}" ; then
 	for cf_header_path in $CPPFLAGS $CFLAGS
 	do
-		case $cf_header_path in
+		case "$cf_header_path" in
 		(-I*)
 			cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
 
@@ -4943,11 +5401,11 @@ test "x$cf_header_path" != "xNONE" && \
 test -d "$cf_header_path" && \
  {
 	test -n "$verbose" && echo "	... testing for include-directories under $cf_header_path"
-	test -d $cf_header_path/include &&          cf_search="$cf_search $cf_header_path/include"
-	test -d $cf_header_path/include/$cf_ncuhdr_root &&       cf_search="$cf_search $cf_header_path/include/$cf_ncuhdr_root"
-	test -d $cf_header_path/include/$cf_ncuhdr_root/include &&    cf_search="$cf_search $cf_header_path/include/$cf_ncuhdr_root/include"
-	test -d $cf_header_path/$cf_ncuhdr_root/include &&       cf_search="$cf_search $cf_header_path/$cf_ncuhdr_root/include"
-	test -d $cf_header_path/$cf_ncuhdr_root/include/$cf_ncuhdr_root &&    cf_search="$cf_search $cf_header_path/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
+	test -d "$cf_header_path/include" &&          cf_search="$cf_search $cf_header_path/include"
+	test -d "$cf_header_path/include/$cf_ncuhdr_root" &&       cf_search="$cf_search $cf_header_path/include/$cf_ncuhdr_root"
+	test -d "$cf_header_path/include/$cf_ncuhdr_root/include" &&    cf_search="$cf_search $cf_header_path/include/$cf_ncuhdr_root/include"
+	test -d "$cf_header_path/$cf_ncuhdr_root/include" &&       cf_search="$cf_search $cf_header_path/$cf_ncuhdr_root/include"
+	test -d "$cf_header_path/$cf_ncuhdr_root/include/$cf_ncuhdr_root" &&    cf_search="$cf_search $cf_header_path/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
 }
 
 			cf_header_path_list="$cf_header_path_list $cf_search"
@@ -4964,11 +5422,11 @@ test "x$prefix" != "xNONE" && \
 test -d "$prefix" && \
  {
 	test -n "$verbose" && echo "	... testing for include-directories under $prefix"
-	test -d $prefix/include &&          cf_search="$cf_search $prefix/include"
-	test -d $prefix/include/$cf_ncuhdr_root &&       cf_search="$cf_search $prefix/include/$cf_ncuhdr_root"
-	test -d $prefix/include/$cf_ncuhdr_root/include &&    cf_search="$cf_search $prefix/include/$cf_ncuhdr_root/include"
-	test -d $prefix/$cf_ncuhdr_root/include &&       cf_search="$cf_search $prefix/$cf_ncuhdr_root/include"
-	test -d $prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root &&    cf_search="$cf_search $prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
+	test -d "$prefix/include" &&          cf_search="$cf_search $prefix/include"
+	test -d "$prefix/include/$cf_ncuhdr_root" &&       cf_search="$cf_search $prefix/include/$cf_ncuhdr_root"
+	test -d "$prefix/include/$cf_ncuhdr_root/include" &&    cf_search="$cf_search $prefix/include/$cf_ncuhdr_root/include"
+	test -d "$prefix/$cf_ncuhdr_root/include" &&       cf_search="$cf_search $prefix/$cf_ncuhdr_root/include"
+	test -d "$prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root" &&    cf_search="$cf_search $prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
 }
 
 for cf_subdir_prefix in \
@@ -4982,13 +5440,13 @@ do
 
 test "x$cf_subdir_prefix" != "x$prefix" && \
 test -d "$cf_subdir_prefix" && \
-(test -z "$prefix" || test x$prefix = xNONE || test "x$cf_subdir_prefix" != "x$prefix") && {
+{ test -z "$prefix" || test "x$prefix" = xNONE || test "x$cf_subdir_prefix" != "x$prefix"; } && {
 	test -n "$verbose" && echo "	... testing for include-directories under $cf_subdir_prefix"
-	test -d $cf_subdir_prefix/include &&          cf_search="$cf_search $cf_subdir_prefix/include"
-	test -d $cf_subdir_prefix/include/$cf_ncuhdr_root &&       cf_search="$cf_search $cf_subdir_prefix/include/$cf_ncuhdr_root"
-	test -d $cf_subdir_prefix/include/$cf_ncuhdr_root/include &&    cf_search="$cf_search $cf_subdir_prefix/include/$cf_ncuhdr_root/include"
-	test -d $cf_subdir_prefix/$cf_ncuhdr_root/include &&       cf_search="$cf_search $cf_subdir_prefix/$cf_ncuhdr_root/include"
-	test -d $cf_subdir_prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root &&    cf_search="$cf_search $cf_subdir_prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
+	test -d "$cf_subdir_prefix/include" &&          cf_search="$cf_search $cf_subdir_prefix/include"
+	test -d "$cf_subdir_prefix/include/$cf_ncuhdr_root" &&       cf_search="$cf_search $cf_subdir_prefix/include/$cf_ncuhdr_root"
+	test -d "$cf_subdir_prefix/include/$cf_ncuhdr_root/include" &&    cf_search="$cf_search $cf_subdir_prefix/include/$cf_ncuhdr_root/include"
+	test -d "$cf_subdir_prefix/$cf_ncuhdr_root/include" &&       cf_search="$cf_search $cf_subdir_prefix/$cf_ncuhdr_root/include"
+	test -d "$cf_subdir_prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root" &&    cf_search="$cf_search $cf_subdir_prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
 }
 
 done
@@ -4996,20 +5454,20 @@ done
 test "$includedir" != NONE && \
 test "$includedir" != "/usr/include" && \
 test -d "$includedir" && {
-	test -d $includedir &&    cf_search="$cf_search $includedir"
-	test -d $includedir/$cf_ncuhdr_root && cf_search="$cf_search $includedir/$cf_ncuhdr_root"
+	test -d "$includedir" &&    cf_search="$cf_search $includedir"
+	test -d "$includedir/$cf_ncuhdr_root" && cf_search="$cf_search $includedir/$cf_ncuhdr_root"
 }
 
 test "$oldincludedir" != NONE && \
 test "$oldincludedir" != "/usr/include" && \
 test -d "$oldincludedir" && {
-	test -d $oldincludedir    && cf_search="$cf_search $oldincludedir"
-	test -d $oldincludedir/$cf_ncuhdr_root && cf_search="$cf_search $oldincludedir/$cf_ncuhdr_root"
+	test -d "$oldincludedir"    && cf_search="$cf_search $oldincludedir"
+	test -d "$oldincludedir/$cf_ncuhdr_root" && cf_search="$cf_search $oldincludedir/$cf_ncuhdr_root"
 }
 
 cf_search="$cf_search $cf_header_path_list"
 
-	test -n "$verbose" && echo search path $cf_search
+	test -n "$verbose" && echo "search path $cf_search"
 	cf_save2_CPPFLAGS="$CPPFLAGS"
 	for cf_incdir in $cf_search
 	do
@@ -5017,9 +5475,9 @@ cf_search="$cf_search $cf_header_path_list"
 if test -n "$cf_incdir" ; then
   for cf_add_incdir in $cf_incdir
   do
-	while test $cf_add_incdir != /usr/include
+	while test "$cf_add_incdir" != /usr/include
 	do
-	  if test -d $cf_add_incdir
+	  if test -d "$cf_add_incdir"
 	  then
 		cf_have_incdir=no
 		if test -n "$CFLAGS$CPPFLAGS" ; then
@@ -5040,8 +5498,8 @@ if test -n "$cf_incdir" ; then
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
 
-			  cat >conftest.$ac_ext <<_ACEOF
-#line 5044 "configure"
+			  cat >"conftest.$ac_ext" <<_ACEOF
+#line 5502 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -5052,25 +5510,25 @@ printf("Hello")
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:5056: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:5514: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:5059: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:5062: \"$ac_try\"") >&5
+  echo "$as_me:5517: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:5520: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5065: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:5523: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_incdir=yes
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 			  CPPFLAGS=$cf_save_CPPFLAGS
 			fi
 		  fi
@@ -5079,11 +5537,11 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 		if test "$cf_have_incdir" = no ; then
 		  test -n "$verbose" && echo "	adding $cf_add_incdir to include-path" 1>&6
 
-echo "${as_me:-configure}:5082: testing adding $cf_add_incdir to include-path ..." 1>&5
+echo "${as_me:-configure}:5540: testing adding $cf_add_incdir to include-path ..." 1>&5
 
 		  CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
 
-		  cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
+		  cf_top_incdir=`echo "$cf_add_incdir" | sed -e 's%/include/.*$%/include%'`
 		  test "$cf_top_incdir" = "$cf_add_incdir" && break
 		  cf_add_incdir="$cf_top_incdir"
 		else
@@ -5101,8 +5559,8 @@ fi
 			curses.h
 		do
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 5105 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 5563 "configure"
 #include "confdefs.h"
 
 #include <$cf_header>
@@ -5112,10 +5570,10 @@ main (void)
 
 #ifdef NCURSES_VERSION
 
-printf("%s\n", NCURSES_VERSION);
+printf("%s\\n", NCURSES_VERSION);
 #else
 #ifdef __NCURSES_H
-printf("old\n");
+printf("old\\n");
 #else
 	make an error
 #endif
@@ -5125,30 +5583,30 @@ printf("old\n");
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:5129: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:5587: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:5132: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:5135: \"$ac_try\"") >&5
+  echo "$as_me:5590: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:5593: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5138: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:5596: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_ncurses_h2=$cf_header
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_ncurses_h2=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 			if test "$cf_cv_ncurses_h2" != no ; then
 				cf_cv_ncurses_h2=$cf_incdir/$cf_header
-				test -n "$verbose" && echo $ac_n "	... found $ac_c" 1>&6
+				test -n "$verbose" && echo $ECHO_N "	... found $ECHO_C" 1>&6
 				break
 			fi
 			test -n "$verbose" && echo "	... tested $cf_incdir/$cf_header" 1>&6
@@ -5156,26 +5614,26 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 		CPPFLAGS="$cf_save2_CPPFLAGS"
 		test "$cf_cv_ncurses_h2" != no && break
 	done
-	test "$cf_cv_ncurses_h2" = no && { { echo "$as_me:5159: error: not found" >&5
+	test "$cf_cv_ncurses_h2" = no && { { echo "$as_me:5617: error: not found" >&5
 echo "$as_me: error: not found" >&2;}
    { (exit 1); exit 1; }; }
 
 fi
-echo "$as_me:5164: result: $cf_cv_ncurses_h2" >&5
+echo "$as_me:5622: result: $cf_cv_ncurses_h2" >&5
 echo "${ECHO_T}$cf_cv_ncurses_h2" >&6
 
-	cf_1st_incdir=`echo $cf_cv_ncurses_h2 | sed -e 's%/[^/]*$%%'`
-	cf_cv_ncurses_header=`basename $cf_cv_ncurses_h2`
-	if test `basename $cf_1st_incdir` = $cf_ncuhdr_root ; then
-		cf_cv_ncurses_header=$cf_ncuhdr_root/$cf_cv_ncurses_header
+	cf_1st_incdir=`echo "$cf_cv_ncurses_h2" | sed -e 's%/[^/]*$%%'`
+	cf_cv_ncurses_header="`basename "$cf_cv_ncurses_h2"`"
+	if test "`basename "$cf_1st_incdir"`" = "$cf_ncuhdr_root" ; then
+		cf_cv_ncurses_header="$cf_ncuhdr_root/$cf_cv_ncurses_header"
 	fi
 
 if test -n "$cf_1st_incdir" ; then
   for cf_add_incdir in $cf_1st_incdir
   do
-	while test $cf_add_incdir != /usr/include
+	while test "$cf_add_incdir" != /usr/include
 	do
-	  if test -d $cf_add_incdir
+	  if test -d "$cf_add_incdir"
 	  then
 		cf_have_incdir=no
 		if test -n "$CFLAGS$CPPFLAGS" ; then
@@ -5196,8 +5654,8 @@ if test -n "$cf_1st_incdir" ; then
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
 
-			  cat >conftest.$ac_ext <<_ACEOF
-#line 5200 "configure"
+			  cat >"conftest.$ac_ext" <<_ACEOF
+#line 5658 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -5208,25 +5666,25 @@ printf("Hello")
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:5212: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:5670: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:5215: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:5218: \"$ac_try\"") >&5
+  echo "$as_me:5673: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:5676: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5221: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:5679: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_incdir=yes
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 			  CPPFLAGS=$cf_save_CPPFLAGS
 			fi
 		  fi
@@ -5235,11 +5693,11 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 		if test "$cf_have_incdir" = no ; then
 		  test -n "$verbose" && echo "	adding $cf_add_incdir to include-path" 1>&6
 
-echo "${as_me:-configure}:5238: testing adding $cf_add_incdir to include-path ..." 1>&5
+echo "${as_me:-configure}:5696: testing adding $cf_add_incdir to include-path ..." 1>&5
 
 		  CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
 
-		  cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
+		  cf_top_incdir=`echo "$cf_add_incdir" | sed -e 's%/include/.*$%/include%'`
 		  test "$cf_top_incdir" = "$cf_add_incdir" && break
 		  cf_add_incdir="$cf_top_incdir"
 		else
@@ -5256,7 +5714,7 @@ fi
 
 # Set definitions to allow ifdef'ing for ncurses.h
 
-case $cf_cv_ncurses_header in
+case "$cf_cv_ncurses_header" in
 (*ncurses.h)
 
 cat >>confdefs.h <<\EOF
@@ -5266,7 +5724,7 @@ EOF
 	;;
 esac
 
-case $cf_cv_ncurses_header in
+case "$cf_cv_ncurses_header" in
 (ncurses/curses.h|ncurses/ncurses.h)
 
 cat >>confdefs.h <<\EOF
@@ -5283,13 +5741,13 @@ EOF
 	;;
 esac
 
-echo "$as_me:5286: checking for terminfo header" >&5
+echo "$as_me:5744: checking for terminfo header" >&5
 echo $ECHO_N "checking for terminfo header... $ECHO_C" >&6
 if test "${cf_cv_term_header+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-case ${cf_cv_ncurses_header} in
+case "${cf_cv_ncurses_header}" in
 (*/ncurses.h|*/ncursesw.h)
 	cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[^.]*\.h$%term.h%'`
 	;;
@@ -5300,8 +5758,8 @@ esac
 
 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
 do
-cat >conftest.$ac_ext <<_ACEOF
-#line 5304 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 5762 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -5310,43 +5768,43 @@ cat >conftest.$ac_ext <<_ACEOF
 int
 main (void)
 {
-int x = auto_left_margin
+int x = auto_left_margin; (void)x
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:5319: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:5777: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:5322: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:5325: \"$ac_try\"") >&5
+  echo "$as_me:5780: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:5783: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5328: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:5786: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 	cf_cv_term_header="$cf_test"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 	cf_cv_term_header=unknown
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 	test "$cf_cv_term_header" != unknown && break
 done
 
 fi
-echo "$as_me:5344: result: $cf_cv_term_header" >&5
+echo "$as_me:5802: result: $cf_cv_term_header" >&5
 echo "${ECHO_T}$cf_cv_term_header" >&6
 
 # Set definitions to allow ifdef'ing to accommodate subdirectories
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (*term.h)
 
 cat >>confdefs.h <<\EOF
@@ -5356,7 +5814,7 @@ EOF
 	;;
 esac
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (ncurses/term.h)
 
 cat >>confdefs.h <<\EOF
@@ -5379,7 +5837,7 @@ cat >>confdefs.h <<\EOF
 #define NCURSES 1
 EOF
 
-echo "$as_me:5382: checking for ncurses version" >&5
+echo "$as_me:5840: checking for ncurses version" >&5
 echo $ECHO_N "checking for ncurses version... $ECHO_C" >&6
 if test "${cf_cv_ncurses_version+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -5387,12 +5845,12 @@ else
 
 	cf_cv_ncurses_version=no
 	cf_tempfile=out$$
-	rm -f $cf_tempfile
+	rm -f "$cf_tempfile"
 	if test "$cross_compiling" = yes; then
 
 	# This will not work if the preprocessor splits the line after the
 	# Autoconf token.  The 'unproto' program does that.
-	cat > conftest.$ac_ext <<EOF
+	cat > "conftest.$ac_ext" <<EOF
 #include <${cf_cv_ncurses_header:-curses.h}>
 #undef Autoconf
 #ifdef NCURSES_VERSION
@@ -5405,20 +5863,20 @@ Autoconf "old"
 #endif
 EOF
 	cf_try="$ac_cpp conftest.$ac_ext 2>&5 | grep '^Autoconf ' >conftest.out"
-	{ (eval echo "$as_me:5408: \"$cf_try\"") >&5
+	{ (eval echo "$as_me:5866: \"$cf_try\"") >&5
   (eval $cf_try) 2>&5
   ac_status=$?
-  echo "$as_me:5411: \$? = $ac_status" >&5
-  (exit $ac_status); }
+  echo "$as_me:5869: \$? = $ac_status" >&5
+  (exit "$ac_status"); }
 	if test -f conftest.out ; then
-		cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[^"]*"%%' -e 's%".*%%'`
+		cf_out=`sed -e 's%^Autoconf %%' -e 's%^[^"]*"%%' -e 's%".*%%' conftest.out`
 		test -n "$cf_out" && cf_cv_ncurses_version="$cf_out"
 		rm -f conftest.out
 	fi
 
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 5421 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 5879 "configure"
 #include "confdefs.h"
 
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -5428,13 +5886,13 @@ int main(void)
 	FILE *fp = fopen("$cf_tempfile", "w");
 #ifdef NCURSES_VERSION
 # ifdef NCURSES_VERSION_PATCH
-	fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
+	fprintf(fp, "%s.%d\\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
 # else
-	fprintf(fp, "%s\n", NCURSES_VERSION);
+	fprintf(fp, "%s\\n", NCURSES_VERSION);
 # endif
 #else
 # ifdef __NCURSES_H
-	fprintf(fp, "old\n");
+	fprintf(fp, "old\\n");
 # else
 	make an error
 # endif
@@ -5442,30 +5900,30 @@ int main(void)
 	${cf_cv_main_return:-return}(0);
 }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:5446: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:5904: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:5449: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:5451: \"$ac_try\"") >&5
+  echo "$as_me:5907: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:5909: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5454: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:5912: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 	cf_cv_ncurses_version=`cat $cf_tempfile`
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-	rm -f $cf_tempfile
+	rm -f "$cf_tempfile"
 
 fi
-echo "$as_me:5468: result: $cf_cv_ncurses_version" >&5
+echo "$as_me:5926: result: $cf_cv_ncurses_version" >&5
 echo "${ECHO_T}$cf_cv_ncurses_version" >&6
 test "$cf_cv_ncurses_version" = no ||
 cat >>confdefs.h <<\EOF
@@ -5478,15 +5936,15 @@ cf_nculib_root=ncurses
 	# to link gpm.
 cf_ncurses_LIBS=""
 cf_ncurses_SAVE="$LIBS"
-echo "$as_me:5481: checking for Gpm_Open in -lgpm" >&5
+echo "$as_me:5939: checking for Gpm_Open in -lgpm" >&5
 echo $ECHO_N "checking for Gpm_Open in -lgpm... $ECHO_C" >&6
 if test "${ac_cv_lib_gpm_Gpm_Open+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lgpm  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 5489 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 5947 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -5504,39 +5962,39 @@ Gpm_Open ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:5508: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:5966: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:5511: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:5514: \"$ac_try\"") >&5
+  echo "$as_me:5969: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:5972: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5517: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:5975: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_gpm_Gpm_Open=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_gpm_Gpm_Open=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:5528: result: $ac_cv_lib_gpm_Gpm_Open" >&5
+echo "$as_me:5986: result: $ac_cv_lib_gpm_Gpm_Open" >&5
 echo "${ECHO_T}$ac_cv_lib_gpm_Gpm_Open" >&6
-if test $ac_cv_lib_gpm_Gpm_Open = yes; then
-  echo "$as_me:5531: checking for initscr in -lgpm" >&5
+if test "$ac_cv_lib_gpm_Gpm_Open" = yes; then
+  echo "$as_me:5989: checking for initscr in -lgpm" >&5
 echo $ECHO_N "checking for initscr in -lgpm... $ECHO_C" >&6
 if test "${ac_cv_lib_gpm_initscr+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lgpm  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 5539 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 5997 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -5554,30 +6012,30 @@ initscr ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:5558: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:6016: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:5561: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:5564: \"$ac_try\"") >&5
+  echo "$as_me:6019: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:6022: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5567: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:6025: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_gpm_initscr=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_gpm_initscr=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:5578: result: $ac_cv_lib_gpm_initscr" >&5
+echo "$as_me:6036: result: $ac_cv_lib_gpm_initscr" >&5
 echo "${ECHO_T}$ac_cv_lib_gpm_initscr" >&6
-if test $ac_cv_lib_gpm_initscr = yes; then
+if test "$ac_cv_lib_gpm_initscr" = yes; then
   LIBS="$cf_ncurses_SAVE"
 else
   cf_ncurses_LIBS="-lgpm"
@@ -5585,20 +6043,20 @@ fi
 
 fi
 
-case $host_os in
+case "$host_os" in
 (freebsd*)
 	# This is only necessary if you are linking against an obsolete
 	# version of ncurses (but it should do no harm, since it's static).
 	if test "$cf_nculib_root" = ncurses ; then
-		echo "$as_me:5593: checking for tgoto in -lmytinfo" >&5
+		echo "$as_me:6051: checking for tgoto in -lmytinfo" >&5
 echo $ECHO_N "checking for tgoto in -lmytinfo... $ECHO_C" >&6
 if test "${ac_cv_lib_mytinfo_tgoto+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lmytinfo  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 5601 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 6059 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -5616,30 +6074,30 @@ tgoto ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:5620: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:6078: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:5623: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:5626: \"$ac_try\"") >&5
+  echo "$as_me:6081: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:6084: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5629: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:6087: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_mytinfo_tgoto=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_mytinfo_tgoto=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:5640: result: $ac_cv_lib_mytinfo_tgoto" >&5
+echo "$as_me:6098: result: $ac_cv_lib_mytinfo_tgoto" >&5
 echo "${ECHO_T}$ac_cv_lib_mytinfo_tgoto" >&6
-if test $ac_cv_lib_mytinfo_tgoto = yes; then
+if test "$ac_cv_lib_mytinfo_tgoto" = yes; then
   cf_ncurses_LIBS="-lmytinfo $cf_ncurses_LIBS"
 fi
 
@@ -5663,7 +6121,7 @@ for cf_add_1lib in $cf_add_0lib; do
 done
 LIBS="$cf_add_libs"
 
-if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
+if test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no"
 then
 
 cf_add_libs="$LIBS"
@@ -5684,15 +6142,15 @@ LIBS="$cf_add_libs"
 
 else
 
-	eval 'cf_cv_have_lib_'$cf_nculib_root'=no'
+	eval 'cf_cv_have_lib_'"$cf_nculib_root"'=no'
 	cf_libdir=""
-	echo "$as_me:5689: checking for initscr" >&5
+	echo "$as_me:6147: checking for initscr" >&5
 echo $ECHO_N "checking for initscr... $ECHO_C" >&6
 if test "${ac_cv_func_initscr+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 5695 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 6153 "configure"
 #include "confdefs.h"
 #define initscr autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -5722,38 +6180,38 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:5726: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:6184: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:5729: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:5732: \"$ac_try\"") >&5
+  echo "$as_me:6187: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:6190: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5735: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:6193: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_func_initscr=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_func_initscr=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:5745: result: $ac_cv_func_initscr" >&5
+echo "$as_me:6203: result: $ac_cv_func_initscr" >&5
 echo "${ECHO_T}$ac_cv_func_initscr" >&6
-if test $ac_cv_func_initscr = yes; then
-  eval 'cf_cv_have_lib_'$cf_nculib_root'=yes'
+if test "$ac_cv_func_initscr" = yes; then
+  eval 'cf_cv_have_lib_'"$cf_nculib_root"'=yes'
 else
 
 		cf_save_LIBS="$LIBS"
-		echo "$as_me:5752: checking for initscr in -l$cf_nculib_root" >&5
+		echo "$as_me:6210: checking for initscr in -l$cf_nculib_root" >&5
 echo $ECHO_N "checking for initscr in -l$cf_nculib_root... $ECHO_C" >&6
 		LIBS="-l$cf_nculib_root $LIBS"
-		cat >conftest.$ac_ext <<_ACEOF
-#line 5756 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 6214 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
@@ -5764,26 +6222,26 @@ initscr()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:5768: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:6226: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:5771: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:5774: \"$ac_try\"") >&5
+  echo "$as_me:6229: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:6232: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5777: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  echo "$as_me:5779: result: yes" >&5
+  echo "$as_me:6235: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  echo "$as_me:6237: result: yes" >&5
 echo "${ECHO_T}yes" >&6
-			 eval 'cf_cv_have_lib_'$cf_nculib_root'=yes'
+			 eval 'cf_cv_have_lib_'"$cf_nculib_root"'=yes'
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-echo "$as_me:5786: result: no" >&5
+cat "conftest.$ac_ext" >&5
+echo "$as_me:6244: result: no" >&5
 echo "${ECHO_T}no" >&6
 
 cf_search=
@@ -5791,7 +6249,7 @@ cf_library_path_list=""
 if test -n "${LDFLAGS}${LIBS}" ; then
 	for cf_library_path in $LDFLAGS $LIBS
 	do
-		case $cf_library_path in
+		case "$cf_library_path" in
 		(-L*)
 			cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
 
@@ -5799,11 +6257,11 @@ test "x$cf_library_path" != "xNONE" && \
 test -d "$cf_library_path" && \
  {
 	test -n "$verbose" && echo "	... testing for lib-directories under $cf_library_path"
-	test -d $cf_library_path/lib &&          cf_search="$cf_search $cf_library_path/lib"
-	test -d $cf_library_path/lib/$cf_nculib_root &&       cf_search="$cf_search $cf_library_path/lib/$cf_nculib_root"
-	test -d $cf_library_path/lib/$cf_nculib_root/lib &&    cf_search="$cf_search $cf_library_path/lib/$cf_nculib_root/lib"
-	test -d $cf_library_path/$cf_nculib_root/lib &&       cf_search="$cf_search $cf_library_path/$cf_nculib_root/lib"
-	test -d $cf_library_path/$cf_nculib_root/lib/$cf_nculib_root &&    cf_search="$cf_search $cf_library_path/$cf_nculib_root/lib/$cf_nculib_root"
+	test -d "$cf_library_path/lib" &&          cf_search="$cf_search $cf_library_path/lib"
+	test -d "$cf_library_path/lib/$cf_nculib_root" &&       cf_search="$cf_search $cf_library_path/lib/$cf_nculib_root"
+	test -d "$cf_library_path/lib/$cf_nculib_root/lib" &&    cf_search="$cf_search $cf_library_path/lib/$cf_nculib_root/lib"
+	test -d "$cf_library_path/$cf_nculib_root/lib" &&       cf_search="$cf_search $cf_library_path/$cf_nculib_root/lib"
+	test -d "$cf_library_path/$cf_nculib_root/lib/$cf_nculib_root" &&    cf_search="$cf_search $cf_library_path/$cf_nculib_root/lib/$cf_nculib_root"
 }
 
 			cf_library_path_list="$cf_library_path_list $cf_search"
@@ -5818,11 +6276,11 @@ test "x$prefix" != "xNONE" && \
 test -d "$prefix" && \
  {
 	test -n "$verbose" && echo "	... testing for lib-directories under $prefix"
-	test -d $prefix/lib &&          cf_search="$cf_search $prefix/lib"
-	test -d $prefix/lib/$cf_nculib_root &&       cf_search="$cf_search $prefix/lib/$cf_nculib_root"
-	test -d $prefix/lib/$cf_nculib_root/lib &&    cf_search="$cf_search $prefix/lib/$cf_nculib_root/lib"
-	test -d $prefix/$cf_nculib_root/lib &&       cf_search="$cf_search $prefix/$cf_nculib_root/lib"
-	test -d $prefix/$cf_nculib_root/lib/$cf_nculib_root &&    cf_search="$cf_search $prefix/$cf_nculib_root/lib/$cf_nculib_root"
+	test -d "$prefix/lib" &&          cf_search="$cf_search $prefix/lib"
+	test -d "$prefix/lib/$cf_nculib_root" &&       cf_search="$cf_search $prefix/lib/$cf_nculib_root"
+	test -d "$prefix/lib/$cf_nculib_root/lib" &&    cf_search="$cf_search $prefix/lib/$cf_nculib_root/lib"
+	test -d "$prefix/$cf_nculib_root/lib" &&       cf_search="$cf_search $prefix/$cf_nculib_root/lib"
+	test -d "$prefix/$cf_nculib_root/lib/$cf_nculib_root" &&    cf_search="$cf_search $prefix/$cf_nculib_root/lib/$cf_nculib_root"
 }
 
 for cf_subdir_prefix in \
@@ -5836,13 +6294,13 @@ do
 
 test "x$cf_subdir_prefix" != "x$prefix" && \
 test -d "$cf_subdir_prefix" && \
-(test -z "$prefix" || test x$prefix = xNONE || test "x$cf_subdir_prefix" != "x$prefix") && {
+{ test -z "$prefix" || test "x$prefix" = xNONE || test "x$cf_subdir_prefix" != "x$prefix"; } && {
 	test -n "$verbose" && echo "	... testing for lib-directories under $cf_subdir_prefix"
-	test -d $cf_subdir_prefix/lib &&          cf_search="$cf_search $cf_subdir_prefix/lib"
-	test -d $cf_subdir_prefix/lib/$cf_nculib_root &&       cf_search="$cf_search $cf_subdir_prefix/lib/$cf_nculib_root"
-	test -d $cf_subdir_prefix/lib/$cf_nculib_root/lib &&    cf_search="$cf_search $cf_subdir_prefix/lib/$cf_nculib_root/lib"
-	test -d $cf_subdir_prefix/$cf_nculib_root/lib &&       cf_search="$cf_search $cf_subdir_prefix/$cf_nculib_root/lib"
-	test -d $cf_subdir_prefix/$cf_nculib_root/lib/$cf_nculib_root &&    cf_search="$cf_search $cf_subdir_prefix/$cf_nculib_root/lib/$cf_nculib_root"
+	test -d "$cf_subdir_prefix/lib" &&          cf_search="$cf_search $cf_subdir_prefix/lib"
+	test -d "$cf_subdir_prefix/lib/$cf_nculib_root" &&       cf_search="$cf_search $cf_subdir_prefix/lib/$cf_nculib_root"
+	test -d "$cf_subdir_prefix/lib/$cf_nculib_root/lib" &&    cf_search="$cf_search $cf_subdir_prefix/lib/$cf_nculib_root/lib"
+	test -d "$cf_subdir_prefix/$cf_nculib_root/lib" &&       cf_search="$cf_search $cf_subdir_prefix/$cf_nculib_root/lib"
+	test -d "$cf_subdir_prefix/$cf_nculib_root/lib/$cf_nculib_root" &&    cf_search="$cf_search $cf_subdir_prefix/$cf_nculib_root/lib/$cf_nculib_root"
 }
 
 done
@@ -5851,11 +6309,11 @@ cf_search="$cf_library_path_list $cf_search"
 
 			for cf_libdir in $cf_search
 			do
-				echo "$as_me:5854: checking for -l$cf_nculib_root in $cf_libdir" >&5
+				echo "$as_me:6312: checking for -l$cf_nculib_root in $cf_libdir" >&5
 echo $ECHO_N "checking for -l$cf_nculib_root in $cf_libdir... $ECHO_C" >&6
 				LIBS="-L$cf_libdir -l$cf_nculib_root $cf_save_LIBS"
-				cat >conftest.$ac_ext <<_ACEOF
-#line 5858 "configure"
+				cat >"conftest.$ac_ext" <<_ACEOF
+#line 6316 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
@@ -5866,41 +6324,41 @@ initscr()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:5870: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:6328: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:5873: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:5876: \"$ac_try\"") >&5
+  echo "$as_me:6331: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:6334: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5879: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  echo "$as_me:5881: result: yes" >&5
+  echo "$as_me:6337: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  echo "$as_me:6339: result: yes" >&5
 echo "${ECHO_T}yes" >&6
-			 		 eval 'cf_cv_have_lib_'$cf_nculib_root'=yes'
+			 		 eval 'cf_cv_have_lib_'"$cf_nculib_root"'=yes'
 					 break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-echo "$as_me:5888: result: no" >&5
+cat "conftest.$ac_ext" >&5
+echo "$as_me:6346: result: no" >&5
 echo "${ECHO_T}no" >&6
 					 LIBS="$cf_save_LIBS"
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 			done
 
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 
 fi
 
-eval 'cf_found_library=$cf_cv_have_lib_'$cf_nculib_root
+eval 'cf_found_library="$cf_cv_have_lib_'"$cf_nculib_root"\"
 
-if test $cf_found_library = no ; then
-	{ { echo "$as_me:5903: error: Cannot link $cf_nculib_root library" >&5
+if test "$cf_found_library" = no ; then
+	{ { echo "$as_me:6361: error: Cannot link $cf_nculib_root library" >&5
 echo "$as_me: error: Cannot link $cf_nculib_root library" >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -5908,49 +6366,49 @@ fi
 fi
 
 if test -n "$cf_ncurses_LIBS" ; then
-	echo "$as_me:5911: checking if we can link $cf_nculib_root without $cf_ncurses_LIBS" >&5
+	echo "$as_me:6369: checking if we can link $cf_nculib_root without $cf_ncurses_LIBS" >&5
 echo $ECHO_N "checking if we can link $cf_nculib_root without $cf_ncurses_LIBS... $ECHO_C" >&6
 	cf_ncurses_SAVE="$LIBS"
 	for p in $cf_ncurses_LIBS ; do
-		q=`echo $LIBS | sed -e "s%$p %%" -e "s%$p$%%"`
+		q=`echo "$LIBS" | sed -e "s%$p %%" -e "s%$p$%%"`
 		if test "$q" != "$LIBS" ; then
 			LIBS="$q"
 		fi
 	done
-	cat >conftest.$ac_ext <<_ACEOF
-#line 5921 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 6379 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
 main (void)
 {
-initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);
+initscr(); mousemask(0,0); tigetstr((char *)0);
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:5933: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:6391: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:5936: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:5939: \"$ac_try\"") >&5
+  echo "$as_me:6394: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:6397: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5942: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  echo "$as_me:5944: result: yes" >&5
+  echo "$as_me:6400: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  echo "$as_me:6402: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-echo "$as_me:5949: result: no" >&5
+cat "conftest.$ac_ext" >&5
+echo "$as_me:6407: result: no" >&5
 echo "${ECHO_T}no" >&6
 		 LIBS="$cf_ncurses_SAVE"
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
 
 cf_nculib_ROOT=`echo "HAVE_LIB$cf_nculib_root" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
@@ -5964,7 +6422,7 @@ else
 	NCURSES_CONFIG=none
 fi
 
-echo "$as_me:5967: checking if you want wide-character code" >&5
+echo "$as_me:6425: checking if you want wide-character code" >&5
 echo $ECHO_N "checking if you want wide-character code... $ECHO_C" >&6
 
 # Check whether --enable-widec or --disable-widec was given.
@@ -5974,19 +6432,19 @@ if test "${enable_widec+set}" = set; then
 else
   with_widec=no
 fi;
-echo "$as_me:5977: result: $with_widec" >&5
+echo "$as_me:6435: result: $with_widec" >&5
 echo "${ECHO_T}$with_widec" >&6
 if test "$with_widec" = yes ; then
 
-echo "$as_me:5981: checking for multibyte character support" >&5
+echo "$as_me:6439: checking for multibyte character support" >&5
 echo $ECHO_N "checking for multibyte character support... $ECHO_C" >&6
 if test "${cf_cv_utf8_lib+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 	cf_save_LIBS="$LIBS"
-	cat >conftest.$ac_ext <<_ACEOF
-#line 5989 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 6447 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -5998,34 +6456,34 @@ putwc(0,0);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:6002: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:6460: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:6005: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:6008: \"$ac_try\"") >&5
+  echo "$as_me:6463: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:6466: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6011: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:6469: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_utf8_lib=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
 # will be set on completion of the AC_TRY_LINK below.
 cf_cv_header_path_utf8=
 cf_cv_library_path_utf8=
 
-echo "${as_me:-configure}:6023: testing Starting FIND_LINKAGE(utf8,) ..." 1>&5
+echo "${as_me:-configure}:6481: testing Starting FIND_LINKAGE(utf8,) ..." 1>&5
 
 cf_save_LIBS="$LIBS"
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 6028 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 6486 "configure"
 #include "confdefs.h"
 
 #include <libutf8.h>
@@ -6037,18 +6495,18 @@ putwc(0,0);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:6041: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:6499: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:6044: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:6047: \"$ac_try\"") >&5
+  echo "$as_me:6502: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:6505: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6050: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:6508: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 	cf_cv_find_linkage_utf8=yes
 	cf_cv_header_path_utf8=/usr/include
@@ -6056,12 +6514,12 @@ if { (eval echo "$as_me:6041: \"$ac_link\"") >&5
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 LIBS="-lutf8  $cf_save_LIBS"
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 6064 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 6522 "configure"
 #include "confdefs.h"
 
 #include <libutf8.h>
@@ -6073,18 +6531,18 @@ putwc(0,0);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:6077: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:6535: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:6080: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:6083: \"$ac_try\"") >&5
+  echo "$as_me:6538: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:6541: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6086: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:6544: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 	cf_cv_find_linkage_utf8=yes
 	cf_cv_header_path_utf8=/usr/include
@@ -6093,16 +6551,16 @@ if { (eval echo "$as_me:6077: \"$ac_link\"") >&5
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 	cf_cv_find_linkage_utf8=no
 	LIBS="$cf_save_LIBS"
 
 	test -n "$verbose" && echo "	find linkage for utf8 library" 1>&6
 
-echo "${as_me:-configure}:6103: testing find linkage for utf8 library ..." 1>&5
+echo "${as_me:-configure}:6561: testing find linkage for utf8 library ..." 1>&5
 
-echo "${as_me:-configure}:6105: testing Searching for headers in FIND_LINKAGE(utf8,) ..." 1>&5
+echo "${as_me:-configure}:6563: testing Searching for headers in FIND_LINKAGE(utf8,) ..." 1>&5
 
 	cf_save_CPPFLAGS="$CPPFLAGS"
 	cf_test_CPPFLAGS="$CPPFLAGS"
@@ -6114,7 +6572,7 @@ cf_header_path_list=""
 if test -n "${CFLAGS}${CPPFLAGS}" ; then
 	for cf_header_path in $CPPFLAGS $CFLAGS
 	do
-		case $cf_header_path in
+		case "$cf_header_path" in
 		(-I*)
 			cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
 
@@ -6122,11 +6580,11 @@ test "x$cf_header_path" != "xNONE" && \
 test -d "$cf_header_path" && \
  {
 	test -n "$verbose" && echo "	... testing for include-directories under $cf_header_path"
-	test -d $cf_header_path/include &&          cf_search="$cf_search $cf_header_path/include"
-	test -d $cf_header_path/include/utf8 &&       cf_search="$cf_search $cf_header_path/include/utf8"
-	test -d $cf_header_path/include/utf8/include &&    cf_search="$cf_search $cf_header_path/include/utf8/include"
-	test -d $cf_header_path/utf8/include &&       cf_search="$cf_search $cf_header_path/utf8/include"
-	test -d $cf_header_path/utf8/include/utf8 &&    cf_search="$cf_search $cf_header_path/utf8/include/utf8"
+	test -d "$cf_header_path/include" &&          cf_search="$cf_search $cf_header_path/include"
+	test -d "$cf_header_path/include/utf8" &&       cf_search="$cf_search $cf_header_path/include/utf8"
+	test -d "$cf_header_path/include/utf8/include" &&    cf_search="$cf_search $cf_header_path/include/utf8/include"
+	test -d "$cf_header_path/utf8/include" &&       cf_search="$cf_search $cf_header_path/utf8/include"
+	test -d "$cf_header_path/utf8/include/utf8" &&    cf_search="$cf_search $cf_header_path/utf8/include/utf8"
 }
 
 			cf_header_path_list="$cf_header_path_list $cf_search"
@@ -6143,11 +6601,11 @@ test "x$prefix" != "xNONE" && \
 test -d "$prefix" && \
  {
 	test -n "$verbose" && echo "	... testing for include-directories under $prefix"
-	test -d $prefix/include &&          cf_search="$cf_search $prefix/include"
-	test -d $prefix/include/utf8 &&       cf_search="$cf_search $prefix/include/utf8"
-	test -d $prefix/include/utf8/include &&    cf_search="$cf_search $prefix/include/utf8/include"
-	test -d $prefix/utf8/include &&       cf_search="$cf_search $prefix/utf8/include"
-	test -d $prefix/utf8/include/utf8 &&    cf_search="$cf_search $prefix/utf8/include/utf8"
+	test -d "$prefix/include" &&          cf_search="$cf_search $prefix/include"
+	test -d "$prefix/include/utf8" &&       cf_search="$cf_search $prefix/include/utf8"
+	test -d "$prefix/include/utf8/include" &&    cf_search="$cf_search $prefix/include/utf8/include"
+	test -d "$prefix/utf8/include" &&       cf_search="$cf_search $prefix/utf8/include"
+	test -d "$prefix/utf8/include/utf8" &&    cf_search="$cf_search $prefix/utf8/include/utf8"
 }
 
 for cf_subdir_prefix in \
@@ -6161,13 +6619,13 @@ do
 
 test "x$cf_subdir_prefix" != "x$prefix" && \
 test -d "$cf_subdir_prefix" && \
-(test -z "$prefix" || test x$prefix = xNONE || test "x$cf_subdir_prefix" != "x$prefix") && {
+{ test -z "$prefix" || test "x$prefix" = xNONE || test "x$cf_subdir_prefix" != "x$prefix"; } && {
 	test -n "$verbose" && echo "	... testing for include-directories under $cf_subdir_prefix"
-	test -d $cf_subdir_prefix/include &&          cf_search="$cf_search $cf_subdir_prefix/include"
-	test -d $cf_subdir_prefix/include/utf8 &&       cf_search="$cf_search $cf_subdir_prefix/include/utf8"
-	test -d $cf_subdir_prefix/include/utf8/include &&    cf_search="$cf_search $cf_subdir_prefix/include/utf8/include"
-	test -d $cf_subdir_prefix/utf8/include &&       cf_search="$cf_search $cf_subdir_prefix/utf8/include"
-	test -d $cf_subdir_prefix/utf8/include/utf8 &&    cf_search="$cf_search $cf_subdir_prefix/utf8/include/utf8"
+	test -d "$cf_subdir_prefix/include" &&          cf_search="$cf_search $cf_subdir_prefix/include"
+	test -d "$cf_subdir_prefix/include/utf8" &&       cf_search="$cf_search $cf_subdir_prefix/include/utf8"
+	test -d "$cf_subdir_prefix/include/utf8/include" &&    cf_search="$cf_search $cf_subdir_prefix/include/utf8/include"
+	test -d "$cf_subdir_prefix/utf8/include" &&       cf_search="$cf_search $cf_subdir_prefix/utf8/include"
+	test -d "$cf_subdir_prefix/utf8/include/utf8" &&    cf_search="$cf_search $cf_subdir_prefix/utf8/include/utf8"
 }
 
 done
@@ -6175,33 +6633,33 @@ done
 test "$includedir" != NONE && \
 test "$includedir" != "/usr/include" && \
 test -d "$includedir" && {
-	test -d $includedir &&    cf_search="$cf_search $includedir"
-	test -d $includedir/utf8 && cf_search="$cf_search $includedir/utf8"
+	test -d "$includedir" &&    cf_search="$cf_search $includedir"
+	test -d "$includedir/utf8" && cf_search="$cf_search $includedir/utf8"
 }
 
 test "$oldincludedir" != NONE && \
 test "$oldincludedir" != "/usr/include" && \
 test -d "$oldincludedir" && {
-	test -d $oldincludedir    && cf_search="$cf_search $oldincludedir"
-	test -d $oldincludedir/utf8 && cf_search="$cf_search $oldincludedir/utf8"
+	test -d "$oldincludedir"    && cf_search="$cf_search $oldincludedir"
+	test -d "$oldincludedir/utf8" && cf_search="$cf_search $oldincludedir/utf8"
 }
 
 cf_search="$cf_search $cf_header_path_list"
 
 	for cf_cv_header_path_utf8 in $cf_search
 	do
-		if test -d $cf_cv_header_path_utf8 ; then
+		if test -d "$cf_cv_header_path_utf8" ; then
 			test -n "$verbose" && echo "	... testing $cf_cv_header_path_utf8" 1>&6
 
-echo "${as_me:-configure}:6196: testing ... testing $cf_cv_header_path_utf8 ..." 1>&5
+echo "${as_me:-configure}:6654: testing ... testing $cf_cv_header_path_utf8 ..." 1>&5
 
 			CPPFLAGS="$cf_save_CPPFLAGS"
 
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-I$cf_cv_header_path_utf8"
 
-			cat >conftest.$ac_ext <<_ACEOF
-#line 6204 "configure"
+			cat >"conftest.$ac_ext" <<_ACEOF
+#line 6662 "configure"
 #include "confdefs.h"
 
 #include <libutf8.h>
@@ -6213,40 +6671,40 @@ putwc(0,0);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:6217: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:6675: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:6220: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:6223: \"$ac_try\"") >&5
+  echo "$as_me:6678: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:6681: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6226: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:6684: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 				test -n "$verbose" && echo "	... found utf8 headers in $cf_cv_header_path_utf8" 1>&6
 
-echo "${as_me:-configure}:6231: testing ... found utf8 headers in $cf_cv_header_path_utf8 ..." 1>&5
+echo "${as_me:-configure}:6689: testing ... found utf8 headers in $cf_cv_header_path_utf8 ..." 1>&5
 
 				cf_cv_find_linkage_utf8=maybe
 				cf_test_CPPFLAGS="$CPPFLAGS"
 				break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 				CPPFLAGS="$cf_save_CPPFLAGS"
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 		fi
 	done
 
 	if test "$cf_cv_find_linkage_utf8" = maybe ; then
 
-echo "${as_me:-configure}:6249: testing Searching for utf8 library in FIND_LINKAGE(utf8,) ..." 1>&5
+echo "${as_me:-configure}:6707: testing Searching for utf8 library in FIND_LINKAGE(utf8,) ..." 1>&5
 
 		cf_save_LIBS="$LIBS"
 		cf_save_LDFLAGS="$LDFLAGS"
@@ -6258,7 +6716,7 @@ cf_library_path_list=""
 if test -n "${LDFLAGS}${LIBS}" ; then
 	for cf_library_path in $LDFLAGS $LIBS
 	do
-		case $cf_library_path in
+		case "$cf_library_path" in
 		(-L*)
 			cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
 
@@ -6266,11 +6724,11 @@ test "x$cf_library_path" != "xNONE" && \
 test -d "$cf_library_path" && \
  {
 	test -n "$verbose" && echo "	... testing for lib-directories under $cf_library_path"
-	test -d $cf_library_path/lib &&          cf_search="$cf_search $cf_library_path/lib"
-	test -d $cf_library_path/lib/utf8 &&       cf_search="$cf_search $cf_library_path/lib/utf8"
-	test -d $cf_library_path/lib/utf8/lib &&    cf_search="$cf_search $cf_library_path/lib/utf8/lib"
-	test -d $cf_library_path/utf8/lib &&       cf_search="$cf_search $cf_library_path/utf8/lib"
-	test -d $cf_library_path/utf8/lib/utf8 &&    cf_search="$cf_search $cf_library_path/utf8/lib/utf8"
+	test -d "$cf_library_path/lib" &&          cf_search="$cf_search $cf_library_path/lib"
+	test -d "$cf_library_path/lib/utf8" &&       cf_search="$cf_search $cf_library_path/lib/utf8"
+	test -d "$cf_library_path/lib/utf8/lib" &&    cf_search="$cf_search $cf_library_path/lib/utf8/lib"
+	test -d "$cf_library_path/utf8/lib" &&       cf_search="$cf_search $cf_library_path/utf8/lib"
+	test -d "$cf_library_path/utf8/lib/utf8" &&    cf_search="$cf_search $cf_library_path/utf8/lib/utf8"
 }
 
 			cf_library_path_list="$cf_library_path_list $cf_search"
@@ -6285,11 +6743,11 @@ test "x$prefix" != "xNONE" && \
 test -d "$prefix" && \
  {
 	test -n "$verbose" && echo "	... testing for lib-directories under $prefix"
-	test -d $prefix/lib &&          cf_search="$cf_search $prefix/lib"
-	test -d $prefix/lib/utf8 &&       cf_search="$cf_search $prefix/lib/utf8"
-	test -d $prefix/lib/utf8/lib &&    cf_search="$cf_search $prefix/lib/utf8/lib"
-	test -d $prefix/utf8/lib &&       cf_search="$cf_search $prefix/utf8/lib"
-	test -d $prefix/utf8/lib/utf8 &&    cf_search="$cf_search $prefix/utf8/lib/utf8"
+	test -d "$prefix/lib" &&          cf_search="$cf_search $prefix/lib"
+	test -d "$prefix/lib/utf8" &&       cf_search="$cf_search $prefix/lib/utf8"
+	test -d "$prefix/lib/utf8/lib" &&    cf_search="$cf_search $prefix/lib/utf8/lib"
+	test -d "$prefix/utf8/lib" &&       cf_search="$cf_search $prefix/utf8/lib"
+	test -d "$prefix/utf8/lib/utf8" &&    cf_search="$cf_search $prefix/utf8/lib/utf8"
 }
 
 for cf_subdir_prefix in \
@@ -6303,13 +6761,13 @@ do
 
 test "x$cf_subdir_prefix" != "x$prefix" && \
 test -d "$cf_subdir_prefix" && \
-(test -z "$prefix" || test x$prefix = xNONE || test "x$cf_subdir_prefix" != "x$prefix") && {
+{ test -z "$prefix" || test "x$prefix" = xNONE || test "x$cf_subdir_prefix" != "x$prefix"; } && {
 	test -n "$verbose" && echo "	... testing for lib-directories under $cf_subdir_prefix"
-	test -d $cf_subdir_prefix/lib &&          cf_search="$cf_search $cf_subdir_prefix/lib"
-	test -d $cf_subdir_prefix/lib/utf8 &&       cf_search="$cf_search $cf_subdir_prefix/lib/utf8"
-	test -d $cf_subdir_prefix/lib/utf8/lib &&    cf_search="$cf_search $cf_subdir_prefix/lib/utf8/lib"
-	test -d $cf_subdir_prefix/utf8/lib &&       cf_search="$cf_search $cf_subdir_prefix/utf8/lib"
-	test -d $cf_subdir_prefix/utf8/lib/utf8 &&    cf_search="$cf_search $cf_subdir_prefix/utf8/lib/utf8"
+	test -d "$cf_subdir_prefix/lib" &&          cf_search="$cf_search $cf_subdir_prefix/lib"
+	test -d "$cf_subdir_prefix/lib/utf8" &&       cf_search="$cf_search $cf_subdir_prefix/lib/utf8"
+	test -d "$cf_subdir_prefix/lib/utf8/lib" &&    cf_search="$cf_search $cf_subdir_prefix/lib/utf8/lib"
+	test -d "$cf_subdir_prefix/utf8/lib" &&       cf_search="$cf_search $cf_subdir_prefix/utf8/lib"
+	test -d "$cf_subdir_prefix/utf8/lib/utf8" &&    cf_search="$cf_search $cf_subdir_prefix/utf8/lib/utf8"
 }
 
 done
@@ -6318,16 +6776,16 @@ cf_search="$cf_library_path_list $cf_search"
 
 			for cf_cv_library_path_utf8 in $cf_search
 			do
-				if test -d $cf_cv_library_path_utf8 ; then
+				if test -d "$cf_cv_library_path_utf8" ; then
 					test -n "$verbose" && echo "	... testing $cf_cv_library_path_utf8" 1>&6
 
-echo "${as_me:-configure}:6324: testing ... testing $cf_cv_library_path_utf8 ..." 1>&5
+echo "${as_me:-configure}:6782: testing ... testing $cf_cv_library_path_utf8 ..." 1>&5
 
 					CPPFLAGS="$cf_test_CPPFLAGS"
 					LIBS="-lutf8  $cf_save_LIBS"
 					LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_utf8"
-					cat >conftest.$ac_ext <<_ACEOF
-#line 6330 "configure"
+					cat >"conftest.$ac_ext" <<_ACEOF
+#line 6788 "configure"
 #include "confdefs.h"
 
 #include <libutf8.h>
@@ -6339,36 +6797,36 @@ putwc(0,0);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:6343: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:6801: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:6346: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:6349: \"$ac_try\"") >&5
+  echo "$as_me:6804: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:6807: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6352: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:6810: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 					test -n "$verbose" && echo "	... found utf8 library in $cf_cv_library_path_utf8" 1>&6
 
-echo "${as_me:-configure}:6357: testing ... found utf8 library in $cf_cv_library_path_utf8 ..." 1>&5
+echo "${as_me:-configure}:6815: testing ... found utf8 library in $cf_cv_library_path_utf8 ..." 1>&5
 
 					cf_cv_find_linkage_utf8=yes
 					cf_cv_library_file_utf8="-lutf8"
 					break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 					CPPFLAGS="$cf_save_CPPFLAGS"
 					LIBS="$cf_save_LIBS"
 					LDFLAGS="$cf_save_LDFLAGS"
 
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 				fi
 			done
 			CPPFLAGS="$cf_save_CPPFLAGS"
@@ -6380,10 +6838,10 @@ rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
 	fi
 
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 
 LIBS="$cf_save_LIBS"
 
@@ -6394,9 +6852,9 @@ cf_cv_utf8_lib=no
 fi
 
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:6399: result: $cf_cv_utf8_lib" >&5
+echo "$as_me:6857: result: $cf_cv_utf8_lib" >&5
 echo "${ECHO_T}$cf_cv_utf8_lib" >&6
 
 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
@@ -6410,9 +6868,9 @@ EOF
 if test -n "$cf_cv_header_path_utf8" ; then
   for cf_add_incdir in $cf_cv_header_path_utf8
   do
-	while test $cf_add_incdir != /usr/include
+	while test "$cf_add_incdir" != /usr/include
 	do
-	  if test -d $cf_add_incdir
+	  if test -d "$cf_add_incdir"
 	  then
 		cf_have_incdir=no
 		if test -n "$CFLAGS$CPPFLAGS" ; then
@@ -6433,8 +6891,8 @@ if test -n "$cf_cv_header_path_utf8" ; then
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
 
-			  cat >conftest.$ac_ext <<_ACEOF
-#line 6437 "configure"
+			  cat >"conftest.$ac_ext" <<_ACEOF
+#line 6895 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -6445,25 +6903,25 @@ printf("Hello")
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:6449: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:6907: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:6452: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:6455: \"$ac_try\"") >&5
+  echo "$as_me:6910: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:6913: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6458: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:6916: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_incdir=yes
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 			  CPPFLAGS=$cf_save_CPPFLAGS
 			fi
 		  fi
@@ -6472,11 +6930,11 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 		if test "$cf_have_incdir" = no ; then
 		  test -n "$verbose" && echo "	adding $cf_add_incdir to include-path" 1>&6
 
-echo "${as_me:-configure}:6475: testing adding $cf_add_incdir to include-path ..." 1>&5
+echo "${as_me:-configure}:6933: testing adding $cf_add_incdir to include-path ..." 1>&5
 
 		  CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
 
-		  cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
+		  cf_top_incdir=`echo "$cf_add_incdir" | sed -e 's%/include/.*$%/include%'`
 		  test "$cf_top_incdir" = "$cf_add_incdir" && break
 		  cf_add_incdir="$cf_top_incdir"
 		else
@@ -6492,9 +6950,9 @@ fi
 if test -n "$cf_cv_library_path_utf8" ; then
 	for cf_add_libdir in $cf_cv_library_path_utf8
 	do
-		if test $cf_add_libdir = /usr/lib ; then
+		if test "$cf_add_libdir" = /usr/lib ; then
 			:
-		elif test -d $cf_add_libdir
+		elif test -d "$cf_add_libdir"
 		then
 			cf_have_libdir=no
 			if test -n "$LDFLAGS$LIBS" ; then
@@ -6508,7 +6966,7 @@ if test -n "$cf_cv_library_path_utf8" ; then
 			if test "$cf_have_libdir" = no ; then
 				test -n "$verbose" && echo "	adding $cf_add_libdir to library-path" 1>&6
 
-echo "${as_me:-configure}:6511: testing adding $cf_add_libdir to library-path ..." 1>&5
+echo "${as_me:-configure}:6969: testing adding $cf_add_libdir to library-path ..." 1>&5
 
 				LDFLAGS="-L$cf_add_libdir $LDFLAGS"
 			fi
@@ -6538,39 +6996,50 @@ cf_ncuconfig_root=ncursesw
 cf_have_ncuconfig=no
 
 if test "x${PKG_CONFIG:=none}" != xnone; then
-	echo "$as_me:6541: checking pkg-config for $cf_ncuconfig_root" >&5
+	echo "$as_me:6999: checking pkg-config for $cf_ncuconfig_root" >&5
 echo $ECHO_N "checking pkg-config for $cf_ncuconfig_root... $ECHO_C" >&6
 	if "$PKG_CONFIG" --exists $cf_ncuconfig_root ; then
-		echo "$as_me:6544: result: yes" >&5
+		echo "$as_me:7002: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
-		echo "$as_me:6547: checking if the $cf_ncuconfig_root package files work" >&5
+		echo "$as_me:7005: checking if the $cf_ncuconfig_root package files work" >&5
 echo $ECHO_N "checking if the $cf_ncuconfig_root package files work... $ECHO_C" >&6
 		cf_have_ncuconfig=unknown
 
+		cf_save_CFLAGS="$CFLAGS"
 		cf_save_CPPFLAGS="$CPPFLAGS"
 		cf_save_LIBS="$LIBS"
 
+		cf_pkg_cflags="`$PKG_CONFIG --cflags $cf_ncuconfig_root`"
+		cf_pkg_libs="`$PKG_CONFIG --libs $cf_ncuconfig_root`"
+
+		# while -W for passing linker flags is prevalent, it is not "standard".
+		# At least one wrapper for c89/c99 (in Apple's xcode) has its own
+		# incompatible _and_ non-standard -W option which gives an error.  Work
+		# around that pitfall.
+		case "x${CC}@@${cf_pkg_libs}@${cf_pkg_cflags}" in
+		(x*c[89]9@@*-W*)
+
 cf_fix_cppflags=no
 cf_new_cflags=
 cf_new_cppflags=
 cf_new_extra_cppflags=
 
-for cf_add_cflags in `$PKG_CONFIG --cflags $cf_ncuconfig_root`
+for cf_add_cflags in $cf_pkg_cflags
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -6589,7 +7058,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -6619,7 +7088,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -6652,7 +7121,7 @@ fi
 cf_add_libs="$LIBS"
 # reverse order
 cf_add_0lib=
-for cf_add_1lib in `$PKG_CONFIG --libs $cf_ncuconfig_root`; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+for cf_add_1lib in $cf_pkg_libs; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
 # filter duplicates
 for cf_add_1lib in $cf_add_0lib; do
 	for cf_add_2lib in $cf_add_libs; do
@@ -6665,67 +7134,255 @@ for cf_add_1lib in $cf_add_0lib; do
 done
 LIBS="$cf_add_libs"
 
-		cat >conftest.$ac_ext <<_ACEOF
-#line 6669 "configure"
+			cat >"conftest.$ac_ext" <<_ACEOF
+#line 7138 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
 main (void)
 {
-initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);
+initscr(); mousemask(0,0); tigetstr((char *)0);
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:6681: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:7150: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:6684: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:6687: \"$ac_try\"") >&5
+  echo "$as_me:7153: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:7156: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6690: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:7159: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  if test "$cross_compiling" = yes; then
+  cf_test_ncuconfig=maybe
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 7165 "configure"
+#include "confdefs.h"
+#include <${cf_cv_ncurses_header:-curses.h}>
+					int main(void)
+					{ char *xx = curses_version(); return (xx == 0); }
+_ACEOF
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:7172: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:7175: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:7177: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:7180: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_test_ncuconfig=yes
+else
+  echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_test_ncuconfig=no
+fi
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
+fi
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_test_ncuconfig=no
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+
+			CFLAGS="$cf_save_CFLAGS"
+			CPPFLAGS="$cf_save_CPPFLAGS"
+			LIBS="$cf_save_LIBS"
+
+			if test "x$cf_test_ncuconfig" != xyes; then
+				cf_temp=`echo "x$cf_pkg_cflags" | sed -e s/^x// -e 's/-W[^ 	]*//g'`
+				cf_pkg_cflags="$cf_temp"
+				cf_temp=`echo "x$cf_pkg_libs" | sed -e s/^x// -e 's/-W[^ 	]*//g'`
+				cf_pkg_libs="$cf_temp"
+			fi
+			;;
+		esac
+
+cf_fix_cppflags=no
+cf_new_cflags=
+cf_new_cppflags=
+cf_new_extra_cppflags=
+
+for cf_add_cflags in $cf_pkg_cflags
+do
+case "$cf_fix_cppflags" in
+(no)
+	case "$cf_add_cflags" in
+	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
+		case "$cf_add_cflags" in
+		(-D*)
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+
+			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
+				&& test -z "${cf_tst_cflags}" \
+				&& cf_fix_cppflags=yes
+
+			if test "$cf_fix_cppflags" = yes ; then
+
+	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
+	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
+
+				continue
+			elif test "${cf_tst_cflags}" = "\"'" ; then
+
+	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
+	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
+
+				continue
+			fi
+			;;
+		esac
+		case "$CPPFLAGS" in
+		(*$cf_add_cflags)
+			;;
+		(*)
+			case "$cf_add_cflags" in
+			(-D*)
+				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
+
+CPPFLAGS=`echo "$CPPFLAGS" | \
+	sed	-e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ 	]*\)\?[ 	]/ /g' \
+		-e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ 	]*\)\?$//g'`
+
+				;;
+			esac
+
+	test -n "$cf_new_cppflags" && cf_new_cppflags="$cf_new_cppflags "
+	cf_new_cppflags="${cf_new_cppflags}$cf_add_cflags"
+
+			;;
+		esac
+		;;
+	(*)
+
+	test -n "$cf_new_cflags" && cf_new_cflags="$cf_new_cflags "
+	cf_new_cflags="${cf_new_cflags}$cf_add_cflags"
+
+		;;
+	esac
+	;;
+(yes)
+
+	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
+	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
+
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
+
+	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
+		&& test -z "${cf_tst_cflags}" \
+		&& cf_fix_cppflags=no
+	;;
+esac
+done
+
+if test -n "$cf_new_cflags" ; then
+
+	test -n "$CFLAGS" && CFLAGS="$CFLAGS "
+	CFLAGS="${CFLAGS}$cf_new_cflags"
+
+fi
+
+if test -n "$cf_new_cppflags" ; then
+
+	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
+	CPPFLAGS="${CPPFLAGS}$cf_new_cppflags"
+
+fi
+
+if test -n "$cf_new_extra_cppflags" ; then
+
+	test -n "$EXTRA_CPPFLAGS" && EXTRA_CPPFLAGS="$EXTRA_CPPFLAGS "
+	EXTRA_CPPFLAGS="${EXTRA_CPPFLAGS}$cf_new_extra_cppflags"
+
+fi
+
+cf_add_libs="$LIBS"
+# reverse order
+cf_add_0lib=
+for cf_add_1lib in $cf_pkg_libs; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+# filter duplicates
+for cf_add_1lib in $cf_add_0lib; do
+	for cf_add_2lib in $cf_add_libs; do
+		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
+			cf_add_1lib=
+			break
+		fi
+	done
+	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
+done
+LIBS="$cf_add_libs"
+
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 7326 "configure"
+#include "confdefs.h"
+#include <${cf_cv_ncurses_header:-curses.h}>
+int
+main (void)
+{
+initscr(); mousemask(0,0); tigetstr((char *)0);
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:7338: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:7341: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:7344: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:7347: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   if test "$cross_compiling" = yes; then
   cf_have_ncuconfig=maybe
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 6696 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 7353 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 				int main(void)
 				{ char *xx = curses_version(); return (xx == 0); }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:6703: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:7360: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:6706: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:6708: \"$ac_try\"") >&5
+  echo "$as_me:7363: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:7365: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6711: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:7368: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_have_ncuconfig=yes
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_ncuconfig=no
 fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
 fi
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_ncuconfig=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-		echo "$as_me:6728: result: $cf_have_ncuconfig" >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+		echo "$as_me:7385: result: $cf_have_ncuconfig" >&5
 echo "${ECHO_T}$cf_have_ncuconfig" >&6
 		test "$cf_have_ncuconfig" = maybe && cf_have_ncuconfig=yes
 		if test "$cf_have_ncuconfig" != "yes"
@@ -6741,13 +7398,13 @@ EOF
 
 			NCURSES_CONFIG_PKG=$cf_ncuconfig_root
 
-echo "$as_me:6744: checking for terminfo header" >&5
+echo "$as_me:7401: checking for terminfo header" >&5
 echo $ECHO_N "checking for terminfo header... $ECHO_C" >&6
 if test "${cf_cv_term_header+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-case ${cf_cv_ncurses_header} in
+case "${cf_cv_ncurses_header}" in
 (*/ncurses.h|*/ncursesw.h)
 	cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[^.]*\.h$%term.h%'`
 	;;
@@ -6758,8 +7415,8 @@ esac
 
 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
 do
-cat >conftest.$ac_ext <<_ACEOF
-#line 6762 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 7419 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -6768,43 +7425,43 @@ cat >conftest.$ac_ext <<_ACEOF
 int
 main (void)
 {
-int x = auto_left_margin
+int x = auto_left_margin; (void)x
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:6777: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:7434: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:6780: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:6783: \"$ac_try\"") >&5
+  echo "$as_me:7437: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:7440: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6786: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:7443: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 	cf_cv_term_header="$cf_test"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 	cf_cv_term_header=unknown
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 	test "$cf_cv_term_header" != unknown && break
 done
 
 fi
-echo "$as_me:6802: result: $cf_cv_term_header" >&5
+echo "$as_me:7459: result: $cf_cv_term_header" >&5
 echo "${ECHO_T}$cf_cv_term_header" >&6
 
 # Set definitions to allow ifdef'ing to accommodate subdirectories
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (*term.h)
 
 cat >>confdefs.h <<\EOF
@@ -6814,7 +7471,7 @@ EOF
 	;;
 esac
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (ncurses/term.h)
 
 cat >>confdefs.h <<\EOF
@@ -6834,7 +7491,7 @@ esac
 		fi
 
 	else
-		echo "$as_me:6837: result: no" >&5
+		echo "$as_me:7494: result: no" >&5
 echo "${ECHO_T}no" >&6
 		NCURSES_CONFIG_PKG=none
 	fi
@@ -6850,7 +7507,7 @@ if test -n "$ac_tool_prefix"; then
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-echo "$as_me:6853: checking for $ac_word" >&5
+echo "$as_me:7510: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_NCURSES_CONFIG+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -6865,7 +7522,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_NCURSES_CONFIG="$ac_tool_prefix$ac_prog"
-echo "$as_me:6868: found $ac_dir/$ac_word" >&5
+echo "$as_me:7525: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -6873,10 +7530,10 @@ fi
 fi
 NCURSES_CONFIG=$ac_cv_prog_NCURSES_CONFIG
 if test -n "$NCURSES_CONFIG"; then
-  echo "$as_me:6876: result: $NCURSES_CONFIG" >&5
+  echo "$as_me:7533: result: $NCURSES_CONFIG" >&5
 echo "${ECHO_T}$NCURSES_CONFIG" >&6
 else
-  echo "$as_me:6879: result: no" >&5
+  echo "$as_me:7536: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -6889,7 +7546,7 @@ if test -z "$NCURSES_CONFIG"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:6892: checking for $ac_word" >&5
+echo "$as_me:7549: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_NCURSES_CONFIG+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -6904,7 +7561,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_NCURSES_CONFIG="$ac_prog"
-echo "$as_me:6907: found $ac_dir/$ac_word" >&5
+echo "$as_me:7564: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -6912,10 +7569,10 @@ fi
 fi
 ac_ct_NCURSES_CONFIG=$ac_cv_prog_ac_ct_NCURSES_CONFIG
 if test -n "$ac_ct_NCURSES_CONFIG"; then
-  echo "$as_me:6915: result: $ac_ct_NCURSES_CONFIG" >&5
+  echo "$as_me:7572: result: $ac_ct_NCURSES_CONFIG" >&5
 echo "${ECHO_T}$ac_ct_NCURSES_CONFIG" >&6
 else
-  echo "$as_me:6918: result: no" >&5
+  echo "$as_me:7575: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -6935,19 +7592,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in `$NCURSES_CONFIG --cflags`
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -6966,7 +7623,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -6996,7 +7653,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -7044,7 +7701,7 @@ LIBS="$cf_add_libs"
 
 		# even with config script, some packages use no-override for curses.h
 
-echo "$as_me:7047: checking if we have identified curses headers" >&5
+echo "$as_me:7704: checking if we have identified curses headers" >&5
 echo $ECHO_N "checking if we have identified curses headers... $ECHO_C" >&6
 if test "${cf_cv_ncurses_header+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -7055,8 +7712,8 @@ for cf_header in \
 	ncurses.h ncursesw/ncurses.h \
 	curses.h ncursesw/curses.h
 do
-cat >conftest.$ac_ext <<_ACEOF
-#line 7059 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 7716 "configure"
 #include "confdefs.h"
 #include <${cf_header}>
 int
@@ -7067,32 +7724,32 @@ initscr(); tgoto("?", 0,0)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:7071: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:7728: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:7074: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:7077: \"$ac_try\"") >&5
+  echo "$as_me:7731: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:7734: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7080: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:7737: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_ncurses_header=$cf_header; break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 done
 
 fi
-echo "$as_me:7091: result: $cf_cv_ncurses_header" >&5
+echo "$as_me:7748: result: $cf_cv_ncurses_header" >&5
 echo "${ECHO_T}$cf_cv_ncurses_header" >&6
 
 if test "$cf_cv_ncurses_header" = none ; then
-	{ { echo "$as_me:7095: error: No curses header-files found" >&5
+	{ { echo "$as_me:7752: error: No curses header-files found" >&5
 echo "$as_me: error: No curses header-files found" >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -7102,24 +7759,24 @@ fi
 for ac_header in $cf_cv_ncurses_header
 do
 as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-echo "$as_me:7105: checking for $ac_header" >&5
+echo "$as_me:7762: checking for $ac_header" >&5
 echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
 if eval "test \"\${$as_ac_Header+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 7111 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 7768 "configure"
 #include "confdefs.h"
 #include <$ac_header>
 _ACEOF
-if { (eval echo "$as_me:7115: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:7772: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:7121: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:7778: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -7132,14 +7789,14 @@ if test -z "$ac_cpp_err"; then
   eval "$as_ac_Header=yes"
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+  cat "conftest.$ac_ext" >&5
   eval "$as_ac_Header=no"
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 fi
-echo "$as_me:7140: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-if test `eval echo '${'$as_ac_Header'}'` = yes; then
+echo "$as_me:7797: result: `eval echo '${'"$as_ac_Header"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_Header"'}'`" >&6
+if test "`eval echo '${'"$as_ac_Header"'}'`" = yes; then
   cat >>confdefs.h <<EOF
 #define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
 EOF
@@ -7157,7 +7814,7 @@ cf_nculib_ROOT=`echo "HAVE_LIB$cf_ncuconfig_root" | sed y%abcdefghijklmnopqrstuv
 #define $cf_nculib_ROOT 1
 EOF
 
-				cf_cv_ncurses_version=`$NCURSES_CONFIG --version`
+				cf_cv_ncurses_version="`$NCURSES_CONFIG --version`"
 
 	else
 
@@ -7169,9 +7826,9 @@ test "$cf_cv_curses_dir" != "no" && { \
 if test -n "$cf_cv_curses_dir/include/$cf_ncuhdr_root" ; then
   for cf_add_incdir in $cf_cv_curses_dir/include/$cf_ncuhdr_root
   do
-	while test $cf_add_incdir != /usr/include
+	while test "$cf_add_incdir" != /usr/include
 	do
-	  if test -d $cf_add_incdir
+	  if test -d "$cf_add_incdir"
 	  then
 		cf_have_incdir=no
 		if test -n "$CFLAGS$CPPFLAGS" ; then
@@ -7192,8 +7849,8 @@ if test -n "$cf_cv_curses_dir/include/$cf_ncuhdr_root" ; then
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
 
-			  cat >conftest.$ac_ext <<_ACEOF
-#line 7196 "configure"
+			  cat >"conftest.$ac_ext" <<_ACEOF
+#line 7853 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -7204,25 +7861,25 @@ printf("Hello")
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:7208: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:7865: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:7211: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:7214: \"$ac_try\"") >&5
+  echo "$as_me:7868: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:7871: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7217: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:7874: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_incdir=yes
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 			  CPPFLAGS=$cf_save_CPPFLAGS
 			fi
 		  fi
@@ -7231,11 +7888,11 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 		if test "$cf_have_incdir" = no ; then
 		  test -n "$verbose" && echo "	adding $cf_add_incdir to include-path" 1>&6
 
-echo "${as_me:-configure}:7234: testing adding $cf_add_incdir to include-path ..." 1>&5
+echo "${as_me:-configure}:7891: testing adding $cf_add_incdir to include-path ..." 1>&5
 
 		  CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
 
-		  cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
+		  cf_top_incdir=`echo "$cf_add_incdir" | sed -e 's%/include/.*$%/include%'`
 		  test "$cf_top_incdir" = "$cf_add_incdir" && break
 		  cf_add_incdir="$cf_top_incdir"
 		else
@@ -7250,19 +7907,19 @@ fi
 
 }
 
-echo "$as_me:7253: checking for $cf_ncuhdr_root header in include-path" >&5
+echo "$as_me:7910: checking for $cf_ncuhdr_root header in include-path" >&5
 echo $ECHO_N "checking for $cf_ncuhdr_root header in include-path... $ECHO_C" >&6
 if test "${cf_cv_ncurses_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 	cf_header_list="$cf_ncuhdr_root/curses.h $cf_ncuhdr_root/ncurses.h"
-	( test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw ) && cf_header_list="$cf_header_list curses.h ncurses.h"
+	{ test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw; } && cf_header_list="$cf_header_list curses.h ncurses.h"
 	for cf_header in $cf_header_list
 	do
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 7265 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 7922 "configure"
 #include "confdefs.h"
 
 #define _XOPEN_SOURCE_EXTENDED
@@ -7280,10 +7937,10 @@ main (void)
 	make an error
 #endif
 
-printf("%s\n", NCURSES_VERSION);
+printf("%s\\n", NCURSES_VERSION);
 #else
 #ifdef __NCURSES_H
-printf("old\n");
+printf("old\\n");
 #else
 	make an error
 #endif
@@ -7293,39 +7950,39 @@ printf("old\n");
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:7297: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:7954: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:7300: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:7303: \"$ac_try\"") >&5
+  echo "$as_me:7957: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:7960: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7306: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:7963: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_ncurses_h=$cf_header
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_ncurses_h=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 		test "$cf_cv_ncurses_h" != no && break
 	done
 
 fi
-echo "$as_me:7321: result: $cf_cv_ncurses_h" >&5
+echo "$as_me:7978: result: $cf_cv_ncurses_h" >&5
 echo "${ECHO_T}$cf_cv_ncurses_h" >&6
 
 if test "$cf_cv_ncurses_h" != no ; then
 	cf_cv_ncurses_header=$cf_cv_ncurses_h
 else
 
-echo "$as_me:7328: checking for $cf_ncuhdr_root include-path" >&5
+echo "$as_me:7985: checking for $cf_ncuhdr_root include-path" >&5
 echo $ECHO_N "checking for $cf_ncuhdr_root include-path... $ECHO_C" >&6
 if test "${cf_cv_ncurses_h2+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -7340,7 +7997,7 @@ cf_header_path_list=""
 if test -n "${CFLAGS}${CPPFLAGS}" ; then
 	for cf_header_path in $CPPFLAGS $CFLAGS
 	do
-		case $cf_header_path in
+		case "$cf_header_path" in
 		(-I*)
 			cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
 
@@ -7348,11 +8005,11 @@ test "x$cf_header_path" != "xNONE" && \
 test -d "$cf_header_path" && \
  {
 	test -n "$verbose" && echo "	... testing for include-directories under $cf_header_path"
-	test -d $cf_header_path/include &&          cf_search="$cf_search $cf_header_path/include"
-	test -d $cf_header_path/include/$cf_ncuhdr_root &&       cf_search="$cf_search $cf_header_path/include/$cf_ncuhdr_root"
-	test -d $cf_header_path/include/$cf_ncuhdr_root/include &&    cf_search="$cf_search $cf_header_path/include/$cf_ncuhdr_root/include"
-	test -d $cf_header_path/$cf_ncuhdr_root/include &&       cf_search="$cf_search $cf_header_path/$cf_ncuhdr_root/include"
-	test -d $cf_header_path/$cf_ncuhdr_root/include/$cf_ncuhdr_root &&    cf_search="$cf_search $cf_header_path/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
+	test -d "$cf_header_path/include" &&          cf_search="$cf_search $cf_header_path/include"
+	test -d "$cf_header_path/include/$cf_ncuhdr_root" &&       cf_search="$cf_search $cf_header_path/include/$cf_ncuhdr_root"
+	test -d "$cf_header_path/include/$cf_ncuhdr_root/include" &&    cf_search="$cf_search $cf_header_path/include/$cf_ncuhdr_root/include"
+	test -d "$cf_header_path/$cf_ncuhdr_root/include" &&       cf_search="$cf_search $cf_header_path/$cf_ncuhdr_root/include"
+	test -d "$cf_header_path/$cf_ncuhdr_root/include/$cf_ncuhdr_root" &&    cf_search="$cf_search $cf_header_path/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
 }
 
 			cf_header_path_list="$cf_header_path_list $cf_search"
@@ -7369,11 +8026,11 @@ test "x$prefix" != "xNONE" && \
 test -d "$prefix" && \
  {
 	test -n "$verbose" && echo "	... testing for include-directories under $prefix"
-	test -d $prefix/include &&          cf_search="$cf_search $prefix/include"
-	test -d $prefix/include/$cf_ncuhdr_root &&       cf_search="$cf_search $prefix/include/$cf_ncuhdr_root"
-	test -d $prefix/include/$cf_ncuhdr_root/include &&    cf_search="$cf_search $prefix/include/$cf_ncuhdr_root/include"
-	test -d $prefix/$cf_ncuhdr_root/include &&       cf_search="$cf_search $prefix/$cf_ncuhdr_root/include"
-	test -d $prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root &&    cf_search="$cf_search $prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
+	test -d "$prefix/include" &&          cf_search="$cf_search $prefix/include"
+	test -d "$prefix/include/$cf_ncuhdr_root" &&       cf_search="$cf_search $prefix/include/$cf_ncuhdr_root"
+	test -d "$prefix/include/$cf_ncuhdr_root/include" &&    cf_search="$cf_search $prefix/include/$cf_ncuhdr_root/include"
+	test -d "$prefix/$cf_ncuhdr_root/include" &&       cf_search="$cf_search $prefix/$cf_ncuhdr_root/include"
+	test -d "$prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root" &&    cf_search="$cf_search $prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
 }
 
 for cf_subdir_prefix in \
@@ -7387,13 +8044,13 @@ do
 
 test "x$cf_subdir_prefix" != "x$prefix" && \
 test -d "$cf_subdir_prefix" && \
-(test -z "$prefix" || test x$prefix = xNONE || test "x$cf_subdir_prefix" != "x$prefix") && {
+{ test -z "$prefix" || test "x$prefix" = xNONE || test "x$cf_subdir_prefix" != "x$prefix"; } && {
 	test -n "$verbose" && echo "	... testing for include-directories under $cf_subdir_prefix"
-	test -d $cf_subdir_prefix/include &&          cf_search="$cf_search $cf_subdir_prefix/include"
-	test -d $cf_subdir_prefix/include/$cf_ncuhdr_root &&       cf_search="$cf_search $cf_subdir_prefix/include/$cf_ncuhdr_root"
-	test -d $cf_subdir_prefix/include/$cf_ncuhdr_root/include &&    cf_search="$cf_search $cf_subdir_prefix/include/$cf_ncuhdr_root/include"
-	test -d $cf_subdir_prefix/$cf_ncuhdr_root/include &&       cf_search="$cf_search $cf_subdir_prefix/$cf_ncuhdr_root/include"
-	test -d $cf_subdir_prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root &&    cf_search="$cf_search $cf_subdir_prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
+	test -d "$cf_subdir_prefix/include" &&          cf_search="$cf_search $cf_subdir_prefix/include"
+	test -d "$cf_subdir_prefix/include/$cf_ncuhdr_root" &&       cf_search="$cf_search $cf_subdir_prefix/include/$cf_ncuhdr_root"
+	test -d "$cf_subdir_prefix/include/$cf_ncuhdr_root/include" &&    cf_search="$cf_search $cf_subdir_prefix/include/$cf_ncuhdr_root/include"
+	test -d "$cf_subdir_prefix/$cf_ncuhdr_root/include" &&       cf_search="$cf_search $cf_subdir_prefix/$cf_ncuhdr_root/include"
+	test -d "$cf_subdir_prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root" &&    cf_search="$cf_search $cf_subdir_prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
 }
 
 done
@@ -7401,20 +8058,20 @@ done
 test "$includedir" != NONE && \
 test "$includedir" != "/usr/include" && \
 test -d "$includedir" && {
-	test -d $includedir &&    cf_search="$cf_search $includedir"
-	test -d $includedir/$cf_ncuhdr_root && cf_search="$cf_search $includedir/$cf_ncuhdr_root"
+	test -d "$includedir" &&    cf_search="$cf_search $includedir"
+	test -d "$includedir/$cf_ncuhdr_root" && cf_search="$cf_search $includedir/$cf_ncuhdr_root"
 }
 
 test "$oldincludedir" != NONE && \
 test "$oldincludedir" != "/usr/include" && \
 test -d "$oldincludedir" && {
-	test -d $oldincludedir    && cf_search="$cf_search $oldincludedir"
-	test -d $oldincludedir/$cf_ncuhdr_root && cf_search="$cf_search $oldincludedir/$cf_ncuhdr_root"
+	test -d "$oldincludedir"    && cf_search="$cf_search $oldincludedir"
+	test -d "$oldincludedir/$cf_ncuhdr_root" && cf_search="$cf_search $oldincludedir/$cf_ncuhdr_root"
 }
 
 cf_search="$cf_search $cf_header_path_list"
 
-	test -n "$verbose" && echo search path $cf_search
+	test -n "$verbose" && echo "search path $cf_search"
 	cf_save2_CPPFLAGS="$CPPFLAGS"
 	for cf_incdir in $cf_search
 	do
@@ -7422,9 +8079,9 @@ cf_search="$cf_search $cf_header_path_list"
 if test -n "$cf_incdir" ; then
   for cf_add_incdir in $cf_incdir
   do
-	while test $cf_add_incdir != /usr/include
+	while test "$cf_add_incdir" != /usr/include
 	do
-	  if test -d $cf_add_incdir
+	  if test -d "$cf_add_incdir"
 	  then
 		cf_have_incdir=no
 		if test -n "$CFLAGS$CPPFLAGS" ; then
@@ -7445,8 +8102,8 @@ if test -n "$cf_incdir" ; then
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
 
-			  cat >conftest.$ac_ext <<_ACEOF
-#line 7449 "configure"
+			  cat >"conftest.$ac_ext" <<_ACEOF
+#line 8106 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -7457,25 +8114,25 @@ printf("Hello")
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:7461: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:8118: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:7464: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:7467: \"$ac_try\"") >&5
+  echo "$as_me:8121: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:8124: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7470: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:8127: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_incdir=yes
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 			  CPPFLAGS=$cf_save_CPPFLAGS
 			fi
 		  fi
@@ -7484,11 +8141,11 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 		if test "$cf_have_incdir" = no ; then
 		  test -n "$verbose" && echo "	adding $cf_add_incdir to include-path" 1>&6
 
-echo "${as_me:-configure}:7487: testing adding $cf_add_incdir to include-path ..." 1>&5
+echo "${as_me:-configure}:8144: testing adding $cf_add_incdir to include-path ..." 1>&5
 
 		  CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
 
-		  cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
+		  cf_top_incdir=`echo "$cf_add_incdir" | sed -e 's%/include/.*$%/include%'`
 		  test "$cf_top_incdir" = "$cf_add_incdir" && break
 		  cf_add_incdir="$cf_top_incdir"
 		else
@@ -7506,8 +8163,8 @@ fi
 			curses.h
 		do
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 7510 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 8167 "configure"
 #include "confdefs.h"
 
 #include <$cf_header>
@@ -7517,10 +8174,10 @@ main (void)
 
 #ifdef NCURSES_VERSION
 
-printf("%s\n", NCURSES_VERSION);
+printf("%s\\n", NCURSES_VERSION);
 #else
 #ifdef __NCURSES_H
-printf("old\n");
+printf("old\\n");
 #else
 	make an error
 #endif
@@ -7530,30 +8187,30 @@ printf("old\n");
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:7534: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:8191: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:7537: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:7540: \"$ac_try\"") >&5
+  echo "$as_me:8194: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:8197: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7543: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:8200: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_ncurses_h2=$cf_header
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_ncurses_h2=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 			if test "$cf_cv_ncurses_h2" != no ; then
 				cf_cv_ncurses_h2=$cf_incdir/$cf_header
-				test -n "$verbose" && echo $ac_n "	... found $ac_c" 1>&6
+				test -n "$verbose" && echo $ECHO_N "	... found $ECHO_C" 1>&6
 				break
 			fi
 			test -n "$verbose" && echo "	... tested $cf_incdir/$cf_header" 1>&6
@@ -7561,26 +8218,26 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 		CPPFLAGS="$cf_save2_CPPFLAGS"
 		test "$cf_cv_ncurses_h2" != no && break
 	done
-	test "$cf_cv_ncurses_h2" = no && { { echo "$as_me:7564: error: not found" >&5
+	test "$cf_cv_ncurses_h2" = no && { { echo "$as_me:8221: error: not found" >&5
 echo "$as_me: error: not found" >&2;}
    { (exit 1); exit 1; }; }
 
 fi
-echo "$as_me:7569: result: $cf_cv_ncurses_h2" >&5
+echo "$as_me:8226: result: $cf_cv_ncurses_h2" >&5
 echo "${ECHO_T}$cf_cv_ncurses_h2" >&6
 
-	cf_1st_incdir=`echo $cf_cv_ncurses_h2 | sed -e 's%/[^/]*$%%'`
-	cf_cv_ncurses_header=`basename $cf_cv_ncurses_h2`
-	if test `basename $cf_1st_incdir` = $cf_ncuhdr_root ; then
-		cf_cv_ncurses_header=$cf_ncuhdr_root/$cf_cv_ncurses_header
+	cf_1st_incdir=`echo "$cf_cv_ncurses_h2" | sed -e 's%/[^/]*$%%'`
+	cf_cv_ncurses_header="`basename "$cf_cv_ncurses_h2"`"
+	if test "`basename "$cf_1st_incdir"`" = "$cf_ncuhdr_root" ; then
+		cf_cv_ncurses_header="$cf_ncuhdr_root/$cf_cv_ncurses_header"
 	fi
 
 if test -n "$cf_1st_incdir" ; then
   for cf_add_incdir in $cf_1st_incdir
   do
-	while test $cf_add_incdir != /usr/include
+	while test "$cf_add_incdir" != /usr/include
 	do
-	  if test -d $cf_add_incdir
+	  if test -d "$cf_add_incdir"
 	  then
 		cf_have_incdir=no
 		if test -n "$CFLAGS$CPPFLAGS" ; then
@@ -7601,8 +8258,8 @@ if test -n "$cf_1st_incdir" ; then
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
 
-			  cat >conftest.$ac_ext <<_ACEOF
-#line 7605 "configure"
+			  cat >"conftest.$ac_ext" <<_ACEOF
+#line 8262 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -7613,25 +8270,25 @@ printf("Hello")
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:7617: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:8274: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:7620: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:7623: \"$ac_try\"") >&5
+  echo "$as_me:8277: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:8280: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7626: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:8283: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_incdir=yes
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 			  CPPFLAGS=$cf_save_CPPFLAGS
 			fi
 		  fi
@@ -7640,11 +8297,11 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 		if test "$cf_have_incdir" = no ; then
 		  test -n "$verbose" && echo "	adding $cf_add_incdir to include-path" 1>&6
 
-echo "${as_me:-configure}:7643: testing adding $cf_add_incdir to include-path ..." 1>&5
+echo "${as_me:-configure}:8300: testing adding $cf_add_incdir to include-path ..." 1>&5
 
 		  CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
 
-		  cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
+		  cf_top_incdir=`echo "$cf_add_incdir" | sed -e 's%/include/.*$%/include%'`
 		  test "$cf_top_incdir" = "$cf_add_incdir" && break
 		  cf_add_incdir="$cf_top_incdir"
 		else
@@ -7661,7 +8318,7 @@ fi
 
 # Set definitions to allow ifdef'ing for ncurses.h
 
-case $cf_cv_ncurses_header in
+case "$cf_cv_ncurses_header" in
 (*ncurses.h)
 
 cat >>confdefs.h <<\EOF
@@ -7671,7 +8328,7 @@ EOF
 	;;
 esac
 
-case $cf_cv_ncurses_header in
+case "$cf_cv_ncurses_header" in
 (ncurses/curses.h|ncurses/ncurses.h)
 
 cat >>confdefs.h <<\EOF
@@ -7688,13 +8345,13 @@ EOF
 	;;
 esac
 
-echo "$as_me:7691: checking for terminfo header" >&5
+echo "$as_me:8348: checking for terminfo header" >&5
 echo $ECHO_N "checking for terminfo header... $ECHO_C" >&6
 if test "${cf_cv_term_header+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-case ${cf_cv_ncurses_header} in
+case "${cf_cv_ncurses_header}" in
 (*/ncurses.h|*/ncursesw.h)
 	cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[^.]*\.h$%term.h%'`
 	;;
@@ -7705,8 +8362,8 @@ esac
 
 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
 do
-cat >conftest.$ac_ext <<_ACEOF
-#line 7709 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 8366 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -7715,43 +8372,43 @@ cat >conftest.$ac_ext <<_ACEOF
 int
 main (void)
 {
-int x = auto_left_margin
+int x = auto_left_margin; (void)x
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:7724: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:8381: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:7727: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:7730: \"$ac_try\"") >&5
+  echo "$as_me:8384: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:8387: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7733: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:8390: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 	cf_cv_term_header="$cf_test"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 	cf_cv_term_header=unknown
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 	test "$cf_cv_term_header" != unknown && break
 done
 
 fi
-echo "$as_me:7749: result: $cf_cv_term_header" >&5
+echo "$as_me:8406: result: $cf_cv_term_header" >&5
 echo "${ECHO_T}$cf_cv_term_header" >&6
 
 # Set definitions to allow ifdef'ing to accommodate subdirectories
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (*term.h)
 
 cat >>confdefs.h <<\EOF
@@ -7761,7 +8418,7 @@ EOF
 	;;
 esac
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (ncurses/term.h)
 
 cat >>confdefs.h <<\EOF
@@ -7784,7 +8441,7 @@ cat >>confdefs.h <<\EOF
 #define NCURSES 1
 EOF
 
-echo "$as_me:7787: checking for ncurses version" >&5
+echo "$as_me:8444: checking for ncurses version" >&5
 echo $ECHO_N "checking for ncurses version... $ECHO_C" >&6
 if test "${cf_cv_ncurses_version+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -7792,12 +8449,12 @@ else
 
 	cf_cv_ncurses_version=no
 	cf_tempfile=out$$
-	rm -f $cf_tempfile
+	rm -f "$cf_tempfile"
 	if test "$cross_compiling" = yes; then
 
 	# This will not work if the preprocessor splits the line after the
 	# Autoconf token.  The 'unproto' program does that.
-	cat > conftest.$ac_ext <<EOF
+	cat > "conftest.$ac_ext" <<EOF
 #include <${cf_cv_ncurses_header:-curses.h}>
 #undef Autoconf
 #ifdef NCURSES_VERSION
@@ -7810,20 +8467,20 @@ Autoconf "old"
 #endif
 EOF
 	cf_try="$ac_cpp conftest.$ac_ext 2>&5 | grep '^Autoconf ' >conftest.out"
-	{ (eval echo "$as_me:7813: \"$cf_try\"") >&5
+	{ (eval echo "$as_me:8470: \"$cf_try\"") >&5
   (eval $cf_try) 2>&5
   ac_status=$?
-  echo "$as_me:7816: \$? = $ac_status" >&5
-  (exit $ac_status); }
+  echo "$as_me:8473: \$? = $ac_status" >&5
+  (exit "$ac_status"); }
 	if test -f conftest.out ; then
-		cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[^"]*"%%' -e 's%".*%%'`
+		cf_out=`sed -e 's%^Autoconf %%' -e 's%^[^"]*"%%' -e 's%".*%%' conftest.out`
 		test -n "$cf_out" && cf_cv_ncurses_version="$cf_out"
 		rm -f conftest.out
 	fi
 
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 7826 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 8483 "configure"
 #include "confdefs.h"
 
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -7833,13 +8490,13 @@ int main(void)
 	FILE *fp = fopen("$cf_tempfile", "w");
 #ifdef NCURSES_VERSION
 # ifdef NCURSES_VERSION_PATCH
-	fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
+	fprintf(fp, "%s.%d\\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
 # else
-	fprintf(fp, "%s\n", NCURSES_VERSION);
+	fprintf(fp, "%s\\n", NCURSES_VERSION);
 # endif
 #else
 # ifdef __NCURSES_H
-	fprintf(fp, "old\n");
+	fprintf(fp, "old\\n");
 # else
 	make an error
 # endif
@@ -7847,30 +8504,30 @@ int main(void)
 	${cf_cv_main_return:-return}(0);
 }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:7851: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:8508: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:7854: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:7856: \"$ac_try\"") >&5
+  echo "$as_me:8511: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:8513: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7859: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:8516: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 	cf_cv_ncurses_version=`cat $cf_tempfile`
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-	rm -f $cf_tempfile
+	rm -f "$cf_tempfile"
 
 fi
-echo "$as_me:7873: result: $cf_cv_ncurses_version" >&5
+echo "$as_me:8530: result: $cf_cv_ncurses_version" >&5
 echo "${ECHO_T}$cf_cv_ncurses_version" >&6
 test "$cf_cv_ncurses_version" = no ||
 cat >>confdefs.h <<\EOF
@@ -7883,15 +8540,15 @@ cf_nculib_root=ncursesw
 	# to link gpm.
 cf_ncurses_LIBS=""
 cf_ncurses_SAVE="$LIBS"
-echo "$as_me:7886: checking for Gpm_Open in -lgpm" >&5
+echo "$as_me:8543: checking for Gpm_Open in -lgpm" >&5
 echo $ECHO_N "checking for Gpm_Open in -lgpm... $ECHO_C" >&6
 if test "${ac_cv_lib_gpm_Gpm_Open+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lgpm  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 7894 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 8551 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -7909,39 +8566,39 @@ Gpm_Open ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:7913: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:8570: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:7916: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:7919: \"$ac_try\"") >&5
+  echo "$as_me:8573: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:8576: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7922: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:8579: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_gpm_Gpm_Open=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_gpm_Gpm_Open=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:7933: result: $ac_cv_lib_gpm_Gpm_Open" >&5
+echo "$as_me:8590: result: $ac_cv_lib_gpm_Gpm_Open" >&5
 echo "${ECHO_T}$ac_cv_lib_gpm_Gpm_Open" >&6
-if test $ac_cv_lib_gpm_Gpm_Open = yes; then
-  echo "$as_me:7936: checking for initscr in -lgpm" >&5
+if test "$ac_cv_lib_gpm_Gpm_Open" = yes; then
+  echo "$as_me:8593: checking for initscr in -lgpm" >&5
 echo $ECHO_N "checking for initscr in -lgpm... $ECHO_C" >&6
 if test "${ac_cv_lib_gpm_initscr+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lgpm  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 7944 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 8601 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -7959,30 +8616,30 @@ initscr ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:7963: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:8620: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:7966: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:7969: \"$ac_try\"") >&5
+  echo "$as_me:8623: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:8626: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7972: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:8629: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_gpm_initscr=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_gpm_initscr=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:7983: result: $ac_cv_lib_gpm_initscr" >&5
+echo "$as_me:8640: result: $ac_cv_lib_gpm_initscr" >&5
 echo "${ECHO_T}$ac_cv_lib_gpm_initscr" >&6
-if test $ac_cv_lib_gpm_initscr = yes; then
+if test "$ac_cv_lib_gpm_initscr" = yes; then
   LIBS="$cf_ncurses_SAVE"
 else
   cf_ncurses_LIBS="-lgpm"
@@ -7990,20 +8647,20 @@ fi
 
 fi
 
-case $host_os in
+case "$host_os" in
 (freebsd*)
 	# This is only necessary if you are linking against an obsolete
 	# version of ncurses (but it should do no harm, since it's static).
 	if test "$cf_nculib_root" = ncurses ; then
-		echo "$as_me:7998: checking for tgoto in -lmytinfo" >&5
+		echo "$as_me:8655: checking for tgoto in -lmytinfo" >&5
 echo $ECHO_N "checking for tgoto in -lmytinfo... $ECHO_C" >&6
 if test "${ac_cv_lib_mytinfo_tgoto+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lmytinfo  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 8006 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 8663 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -8021,30 +8678,30 @@ tgoto ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:8025: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:8682: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:8028: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:8031: \"$ac_try\"") >&5
+  echo "$as_me:8685: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:8688: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:8034: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:8691: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_mytinfo_tgoto=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_mytinfo_tgoto=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:8045: result: $ac_cv_lib_mytinfo_tgoto" >&5
+echo "$as_me:8702: result: $ac_cv_lib_mytinfo_tgoto" >&5
 echo "${ECHO_T}$ac_cv_lib_mytinfo_tgoto" >&6
-if test $ac_cv_lib_mytinfo_tgoto = yes; then
+if test "$ac_cv_lib_mytinfo_tgoto" = yes; then
   cf_ncurses_LIBS="-lmytinfo $cf_ncurses_LIBS"
 fi
 
@@ -8068,7 +8725,7 @@ for cf_add_1lib in $cf_add_0lib; do
 done
 LIBS="$cf_add_libs"
 
-if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
+if test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no"
 then
 
 cf_add_libs="$LIBS"
@@ -8089,15 +8746,15 @@ LIBS="$cf_add_libs"
 
 else
 
-	eval 'cf_cv_have_lib_'$cf_nculib_root'=no'
+	eval 'cf_cv_have_lib_'"$cf_nculib_root"'=no'
 	cf_libdir=""
-	echo "$as_me:8094: checking for initscr" >&5
+	echo "$as_me:8751: checking for initscr" >&5
 echo $ECHO_N "checking for initscr... $ECHO_C" >&6
 if test "${ac_cv_func_initscr+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 8100 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 8757 "configure"
 #include "confdefs.h"
 #define initscr autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -8127,38 +8784,38 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:8131: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:8788: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:8134: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:8137: \"$ac_try\"") >&5
+  echo "$as_me:8791: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:8794: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:8140: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:8797: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_func_initscr=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_func_initscr=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:8150: result: $ac_cv_func_initscr" >&5
+echo "$as_me:8807: result: $ac_cv_func_initscr" >&5
 echo "${ECHO_T}$ac_cv_func_initscr" >&6
-if test $ac_cv_func_initscr = yes; then
-  eval 'cf_cv_have_lib_'$cf_nculib_root'=yes'
+if test "$ac_cv_func_initscr" = yes; then
+  eval 'cf_cv_have_lib_'"$cf_nculib_root"'=yes'
 else
 
 		cf_save_LIBS="$LIBS"
-		echo "$as_me:8157: checking for initscr in -l$cf_nculib_root" >&5
+		echo "$as_me:8814: checking for initscr in -l$cf_nculib_root" >&5
 echo $ECHO_N "checking for initscr in -l$cf_nculib_root... $ECHO_C" >&6
 		LIBS="-l$cf_nculib_root $LIBS"
-		cat >conftest.$ac_ext <<_ACEOF
-#line 8161 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 8818 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
@@ -8169,26 +8826,26 @@ initscr()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:8173: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:8830: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:8176: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:8179: \"$ac_try\"") >&5
+  echo "$as_me:8833: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:8836: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:8182: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  echo "$as_me:8184: result: yes" >&5
+  echo "$as_me:8839: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  echo "$as_me:8841: result: yes" >&5
 echo "${ECHO_T}yes" >&6
-			 eval 'cf_cv_have_lib_'$cf_nculib_root'=yes'
+			 eval 'cf_cv_have_lib_'"$cf_nculib_root"'=yes'
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-echo "$as_me:8191: result: no" >&5
+cat "conftest.$ac_ext" >&5
+echo "$as_me:8848: result: no" >&5
 echo "${ECHO_T}no" >&6
 
 cf_search=
@@ -8196,7 +8853,7 @@ cf_library_path_list=""
 if test -n "${LDFLAGS}${LIBS}" ; then
 	for cf_library_path in $LDFLAGS $LIBS
 	do
-		case $cf_library_path in
+		case "$cf_library_path" in
 		(-L*)
 			cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
 
@@ -8204,11 +8861,11 @@ test "x$cf_library_path" != "xNONE" && \
 test -d "$cf_library_path" && \
  {
 	test -n "$verbose" && echo "	... testing for lib-directories under $cf_library_path"
-	test -d $cf_library_path/lib &&          cf_search="$cf_search $cf_library_path/lib"
-	test -d $cf_library_path/lib/$cf_nculib_root &&       cf_search="$cf_search $cf_library_path/lib/$cf_nculib_root"
-	test -d $cf_library_path/lib/$cf_nculib_root/lib &&    cf_search="$cf_search $cf_library_path/lib/$cf_nculib_root/lib"
-	test -d $cf_library_path/$cf_nculib_root/lib &&       cf_search="$cf_search $cf_library_path/$cf_nculib_root/lib"
-	test -d $cf_library_path/$cf_nculib_root/lib/$cf_nculib_root &&    cf_search="$cf_search $cf_library_path/$cf_nculib_root/lib/$cf_nculib_root"
+	test -d "$cf_library_path/lib" &&          cf_search="$cf_search $cf_library_path/lib"
+	test -d "$cf_library_path/lib/$cf_nculib_root" &&       cf_search="$cf_search $cf_library_path/lib/$cf_nculib_root"
+	test -d "$cf_library_path/lib/$cf_nculib_root/lib" &&    cf_search="$cf_search $cf_library_path/lib/$cf_nculib_root/lib"
+	test -d "$cf_library_path/$cf_nculib_root/lib" &&       cf_search="$cf_search $cf_library_path/$cf_nculib_root/lib"
+	test -d "$cf_library_path/$cf_nculib_root/lib/$cf_nculib_root" &&    cf_search="$cf_search $cf_library_path/$cf_nculib_root/lib/$cf_nculib_root"
 }
 
 			cf_library_path_list="$cf_library_path_list $cf_search"
@@ -8223,11 +8880,11 @@ test "x$prefix" != "xNONE" && \
 test -d "$prefix" && \
  {
 	test -n "$verbose" && echo "	... testing for lib-directories under $prefix"
-	test -d $prefix/lib &&          cf_search="$cf_search $prefix/lib"
-	test -d $prefix/lib/$cf_nculib_root &&       cf_search="$cf_search $prefix/lib/$cf_nculib_root"
-	test -d $prefix/lib/$cf_nculib_root/lib &&    cf_search="$cf_search $prefix/lib/$cf_nculib_root/lib"
-	test -d $prefix/$cf_nculib_root/lib &&       cf_search="$cf_search $prefix/$cf_nculib_root/lib"
-	test -d $prefix/$cf_nculib_root/lib/$cf_nculib_root &&    cf_search="$cf_search $prefix/$cf_nculib_root/lib/$cf_nculib_root"
+	test -d "$prefix/lib" &&          cf_search="$cf_search $prefix/lib"
+	test -d "$prefix/lib/$cf_nculib_root" &&       cf_search="$cf_search $prefix/lib/$cf_nculib_root"
+	test -d "$prefix/lib/$cf_nculib_root/lib" &&    cf_search="$cf_search $prefix/lib/$cf_nculib_root/lib"
+	test -d "$prefix/$cf_nculib_root/lib" &&       cf_search="$cf_search $prefix/$cf_nculib_root/lib"
+	test -d "$prefix/$cf_nculib_root/lib/$cf_nculib_root" &&    cf_search="$cf_search $prefix/$cf_nculib_root/lib/$cf_nculib_root"
 }
 
 for cf_subdir_prefix in \
@@ -8241,13 +8898,13 @@ do
 
 test "x$cf_subdir_prefix" != "x$prefix" && \
 test -d "$cf_subdir_prefix" && \
-(test -z "$prefix" || test x$prefix = xNONE || test "x$cf_subdir_prefix" != "x$prefix") && {
+{ test -z "$prefix" || test "x$prefix" = xNONE || test "x$cf_subdir_prefix" != "x$prefix"; } && {
 	test -n "$verbose" && echo "	... testing for lib-directories under $cf_subdir_prefix"
-	test -d $cf_subdir_prefix/lib &&          cf_search="$cf_search $cf_subdir_prefix/lib"
-	test -d $cf_subdir_prefix/lib/$cf_nculib_root &&       cf_search="$cf_search $cf_subdir_prefix/lib/$cf_nculib_root"
-	test -d $cf_subdir_prefix/lib/$cf_nculib_root/lib &&    cf_search="$cf_search $cf_subdir_prefix/lib/$cf_nculib_root/lib"
-	test -d $cf_subdir_prefix/$cf_nculib_root/lib &&       cf_search="$cf_search $cf_subdir_prefix/$cf_nculib_root/lib"
-	test -d $cf_subdir_prefix/$cf_nculib_root/lib/$cf_nculib_root &&    cf_search="$cf_search $cf_subdir_prefix/$cf_nculib_root/lib/$cf_nculib_root"
+	test -d "$cf_subdir_prefix/lib" &&          cf_search="$cf_search $cf_subdir_prefix/lib"
+	test -d "$cf_subdir_prefix/lib/$cf_nculib_root" &&       cf_search="$cf_search $cf_subdir_prefix/lib/$cf_nculib_root"
+	test -d "$cf_subdir_prefix/lib/$cf_nculib_root/lib" &&    cf_search="$cf_search $cf_subdir_prefix/lib/$cf_nculib_root/lib"
+	test -d "$cf_subdir_prefix/$cf_nculib_root/lib" &&       cf_search="$cf_search $cf_subdir_prefix/$cf_nculib_root/lib"
+	test -d "$cf_subdir_prefix/$cf_nculib_root/lib/$cf_nculib_root" &&    cf_search="$cf_search $cf_subdir_prefix/$cf_nculib_root/lib/$cf_nculib_root"
 }
 
 done
@@ -8256,11 +8913,11 @@ cf_search="$cf_library_path_list $cf_search"
 
 			for cf_libdir in $cf_search
 			do
-				echo "$as_me:8259: checking for -l$cf_nculib_root in $cf_libdir" >&5
+				echo "$as_me:8916: checking for -l$cf_nculib_root in $cf_libdir" >&5
 echo $ECHO_N "checking for -l$cf_nculib_root in $cf_libdir... $ECHO_C" >&6
 				LIBS="-L$cf_libdir -l$cf_nculib_root $cf_save_LIBS"
-				cat >conftest.$ac_ext <<_ACEOF
-#line 8263 "configure"
+				cat >"conftest.$ac_ext" <<_ACEOF
+#line 8920 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
@@ -8271,41 +8928,41 @@ initscr()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:8275: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:8932: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:8278: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:8281: \"$ac_try\"") >&5
+  echo "$as_me:8935: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:8938: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:8284: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  echo "$as_me:8286: result: yes" >&5
+  echo "$as_me:8941: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  echo "$as_me:8943: result: yes" >&5
 echo "${ECHO_T}yes" >&6
-			 		 eval 'cf_cv_have_lib_'$cf_nculib_root'=yes'
+			 		 eval 'cf_cv_have_lib_'"$cf_nculib_root"'=yes'
 					 break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-echo "$as_me:8293: result: no" >&5
+cat "conftest.$ac_ext" >&5
+echo "$as_me:8950: result: no" >&5
 echo "${ECHO_T}no" >&6
 					 LIBS="$cf_save_LIBS"
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 			done
 
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 
 fi
 
-eval 'cf_found_library=$cf_cv_have_lib_'$cf_nculib_root
+eval 'cf_found_library="$cf_cv_have_lib_'"$cf_nculib_root"\"
 
-if test $cf_found_library = no ; then
-	{ { echo "$as_me:8308: error: Cannot link $cf_nculib_root library" >&5
+if test "$cf_found_library" = no ; then
+	{ { echo "$as_me:8965: error: Cannot link $cf_nculib_root library" >&5
 echo "$as_me: error: Cannot link $cf_nculib_root library" >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -8313,49 +8970,49 @@ fi
 fi
 
 if test -n "$cf_ncurses_LIBS" ; then
-	echo "$as_me:8316: checking if we can link $cf_nculib_root without $cf_ncurses_LIBS" >&5
+	echo "$as_me:8973: checking if we can link $cf_nculib_root without $cf_ncurses_LIBS" >&5
 echo $ECHO_N "checking if we can link $cf_nculib_root without $cf_ncurses_LIBS... $ECHO_C" >&6
 	cf_ncurses_SAVE="$LIBS"
 	for p in $cf_ncurses_LIBS ; do
-		q=`echo $LIBS | sed -e "s%$p %%" -e "s%$p$%%"`
+		q=`echo "$LIBS" | sed -e "s%$p %%" -e "s%$p$%%"`
 		if test "$q" != "$LIBS" ; then
 			LIBS="$q"
 		fi
 	done
-	cat >conftest.$ac_ext <<_ACEOF
-#line 8326 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 8983 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
 main (void)
 {
-initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);
+initscr(); mousemask(0,0); tigetstr((char *)0);
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:8338: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:8995: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:8341: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:8344: \"$ac_try\"") >&5
+  echo "$as_me:8998: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:9001: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:8347: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  echo "$as_me:8349: result: yes" >&5
+  echo "$as_me:9004: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  echo "$as_me:9006: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-echo "$as_me:8354: result: no" >&5
+cat "conftest.$ac_ext" >&5
+echo "$as_me:9011: result: no" >&5
 echo "${ECHO_T}no" >&6
 		 LIBS="$cf_ncurses_SAVE"
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
 
 cf_nculib_ROOT=`echo "HAVE_LIB$cf_nculib_root" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
@@ -8375,39 +9032,238 @@ cf_ncuconfig_root=ncurses
 cf_have_ncuconfig=no
 
 if test "x${PKG_CONFIG:=none}" != xnone; then
-	echo "$as_me:8378: checking pkg-config for $cf_ncuconfig_root" >&5
+	echo "$as_me:9035: checking pkg-config for $cf_ncuconfig_root" >&5
 echo $ECHO_N "checking pkg-config for $cf_ncuconfig_root... $ECHO_C" >&6
 	if "$PKG_CONFIG" --exists $cf_ncuconfig_root ; then
-		echo "$as_me:8381: result: yes" >&5
+		echo "$as_me:9038: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
-		echo "$as_me:8384: checking if the $cf_ncuconfig_root package files work" >&5
+		echo "$as_me:9041: checking if the $cf_ncuconfig_root package files work" >&5
 echo $ECHO_N "checking if the $cf_ncuconfig_root package files work... $ECHO_C" >&6
 		cf_have_ncuconfig=unknown
 
+		cf_save_CFLAGS="$CFLAGS"
 		cf_save_CPPFLAGS="$CPPFLAGS"
 		cf_save_LIBS="$LIBS"
 
+		cf_pkg_cflags="`$PKG_CONFIG --cflags $cf_ncuconfig_root`"
+		cf_pkg_libs="`$PKG_CONFIG --libs $cf_ncuconfig_root`"
+
+		# while -W for passing linker flags is prevalent, it is not "standard".
+		# At least one wrapper for c89/c99 (in Apple's xcode) has its own
+		# incompatible _and_ non-standard -W option which gives an error.  Work
+		# around that pitfall.
+		case "x${CC}@@${cf_pkg_libs}@${cf_pkg_cflags}" in
+		(x*c[89]9@@*-W*)
+
+cf_fix_cppflags=no
+cf_new_cflags=
+cf_new_cppflags=
+cf_new_extra_cppflags=
+
+for cf_add_cflags in $cf_pkg_cflags
+do
+case "$cf_fix_cppflags" in
+(no)
+	case "$cf_add_cflags" in
+	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
+		case "$cf_add_cflags" in
+		(-D*)
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+
+			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
+				&& test -z "${cf_tst_cflags}" \
+				&& cf_fix_cppflags=yes
+
+			if test "$cf_fix_cppflags" = yes ; then
+
+	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
+	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
+
+				continue
+			elif test "${cf_tst_cflags}" = "\"'" ; then
+
+	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
+	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
+
+				continue
+			fi
+			;;
+		esac
+		case "$CPPFLAGS" in
+		(*$cf_add_cflags)
+			;;
+		(*)
+			case "$cf_add_cflags" in
+			(-D*)
+				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
+
+CPPFLAGS=`echo "$CPPFLAGS" | \
+	sed	-e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ 	]*\)\?[ 	]/ /g' \
+		-e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ 	]*\)\?$//g'`
+
+				;;
+			esac
+
+	test -n "$cf_new_cppflags" && cf_new_cppflags="$cf_new_cppflags "
+	cf_new_cppflags="${cf_new_cppflags}$cf_add_cflags"
+
+			;;
+		esac
+		;;
+	(*)
+
+	test -n "$cf_new_cflags" && cf_new_cflags="$cf_new_cflags "
+	cf_new_cflags="${cf_new_cflags}$cf_add_cflags"
+
+		;;
+	esac
+	;;
+(yes)
+
+	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
+	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
+
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
+
+	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
+		&& test -z "${cf_tst_cflags}" \
+		&& cf_fix_cppflags=no
+	;;
+esac
+done
+
+if test -n "$cf_new_cflags" ; then
+
+	test -n "$CFLAGS" && CFLAGS="$CFLAGS "
+	CFLAGS="${CFLAGS}$cf_new_cflags"
+
+fi
+
+if test -n "$cf_new_cppflags" ; then
+
+	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
+	CPPFLAGS="${CPPFLAGS}$cf_new_cppflags"
+
+fi
+
+if test -n "$cf_new_extra_cppflags" ; then
+
+	test -n "$EXTRA_CPPFLAGS" && EXTRA_CPPFLAGS="$EXTRA_CPPFLAGS "
+	EXTRA_CPPFLAGS="${EXTRA_CPPFLAGS}$cf_new_extra_cppflags"
+
+fi
+
+cf_add_libs="$LIBS"
+# reverse order
+cf_add_0lib=
+for cf_add_1lib in $cf_pkg_libs; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+# filter duplicates
+for cf_add_1lib in $cf_add_0lib; do
+	for cf_add_2lib in $cf_add_libs; do
+		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
+			cf_add_1lib=
+			break
+		fi
+	done
+	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
+done
+LIBS="$cf_add_libs"
+
+			cat >"conftest.$ac_ext" <<_ACEOF
+#line 9174 "configure"
+#include "confdefs.h"
+#include <${cf_cv_ncurses_header:-curses.h}>
+int
+main (void)
+{
+initscr(); mousemask(0,0); tigetstr((char *)0);
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:9186: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:9189: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:9192: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:9195: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  if test "$cross_compiling" = yes; then
+  cf_test_ncuconfig=maybe
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 9201 "configure"
+#include "confdefs.h"
+#include <${cf_cv_ncurses_header:-curses.h}>
+					int main(void)
+					{ char *xx = curses_version(); return (xx == 0); }
+_ACEOF
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:9208: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:9211: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:9213: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:9216: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_test_ncuconfig=yes
+else
+  echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_test_ncuconfig=no
+fi
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
+fi
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_test_ncuconfig=no
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+
+			CFLAGS="$cf_save_CFLAGS"
+			CPPFLAGS="$cf_save_CPPFLAGS"
+			LIBS="$cf_save_LIBS"
+
+			if test "x$cf_test_ncuconfig" != xyes; then
+				cf_temp=`echo "x$cf_pkg_cflags" | sed -e s/^x// -e 's/-W[^ 	]*//g'`
+				cf_pkg_cflags="$cf_temp"
+				cf_temp=`echo "x$cf_pkg_libs" | sed -e s/^x// -e 's/-W[^ 	]*//g'`
+				cf_pkg_libs="$cf_temp"
+			fi
+			;;
+		esac
+
 cf_fix_cppflags=no
 cf_new_cflags=
 cf_new_cppflags=
 cf_new_extra_cppflags=
 
-for cf_add_cflags in `$PKG_CONFIG --cflags $cf_ncuconfig_root`
+for cf_add_cflags in $cf_pkg_cflags
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -8426,7 +9282,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -8456,7 +9312,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -8489,7 +9345,7 @@ fi
 cf_add_libs="$LIBS"
 # reverse order
 cf_add_0lib=
-for cf_add_1lib in `$PKG_CONFIG --libs $cf_ncuconfig_root`; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+for cf_add_1lib in $cf_pkg_libs; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
 # filter duplicates
 for cf_add_1lib in $cf_add_0lib; do
 	for cf_add_2lib in $cf_add_libs; do
@@ -8502,67 +9358,67 @@ for cf_add_1lib in $cf_add_0lib; do
 done
 LIBS="$cf_add_libs"
 
-		cat >conftest.$ac_ext <<_ACEOF
-#line 8506 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 9362 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
 main (void)
 {
-initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);
+initscr(); mousemask(0,0); tigetstr((char *)0);
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:8518: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:9374: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:8521: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:8524: \"$ac_try\"") >&5
+  echo "$as_me:9377: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:9380: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:8527: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:9383: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   if test "$cross_compiling" = yes; then
   cf_have_ncuconfig=maybe
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 8533 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 9389 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 				int main(void)
 				{ char *xx = curses_version(); return (xx == 0); }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:8540: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:9396: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:8543: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:8545: \"$ac_try\"") >&5
+  echo "$as_me:9399: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:9401: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:8548: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:9404: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_have_ncuconfig=yes
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_ncuconfig=no
 fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
 fi
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_ncuconfig=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-		echo "$as_me:8565: result: $cf_have_ncuconfig" >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+		echo "$as_me:9421: result: $cf_have_ncuconfig" >&5
 echo "${ECHO_T}$cf_have_ncuconfig" >&6
 		test "$cf_have_ncuconfig" = maybe && cf_have_ncuconfig=yes
 		if test "$cf_have_ncuconfig" != "yes"
@@ -8578,13 +9434,13 @@ EOF
 
 			NCURSES_CONFIG_PKG=$cf_ncuconfig_root
 
-echo "$as_me:8581: checking for terminfo header" >&5
+echo "$as_me:9437: checking for terminfo header" >&5
 echo $ECHO_N "checking for terminfo header... $ECHO_C" >&6
 if test "${cf_cv_term_header+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-case ${cf_cv_ncurses_header} in
+case "${cf_cv_ncurses_header}" in
 (*/ncurses.h|*/ncursesw.h)
 	cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[^.]*\.h$%term.h%'`
 	;;
@@ -8595,8 +9451,8 @@ esac
 
 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
 do
-cat >conftest.$ac_ext <<_ACEOF
-#line 8599 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 9455 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -8605,43 +9461,43 @@ cat >conftest.$ac_ext <<_ACEOF
 int
 main (void)
 {
-int x = auto_left_margin
+int x = auto_left_margin; (void)x
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:8614: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:9470: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:8617: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:8620: \"$ac_try\"") >&5
+  echo "$as_me:9473: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:9476: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:8623: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:9479: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 	cf_cv_term_header="$cf_test"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 	cf_cv_term_header=unknown
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 	test "$cf_cv_term_header" != unknown && break
 done
 
 fi
-echo "$as_me:8639: result: $cf_cv_term_header" >&5
+echo "$as_me:9495: result: $cf_cv_term_header" >&5
 echo "${ECHO_T}$cf_cv_term_header" >&6
 
 # Set definitions to allow ifdef'ing to accommodate subdirectories
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (*term.h)
 
 cat >>confdefs.h <<\EOF
@@ -8651,7 +9507,7 @@ EOF
 	;;
 esac
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (ncurses/term.h)
 
 cat >>confdefs.h <<\EOF
@@ -8671,7 +9527,7 @@ esac
 		fi
 
 	else
-		echo "$as_me:8674: result: no" >&5
+		echo "$as_me:9530: result: no" >&5
 echo "${ECHO_T}no" >&6
 		NCURSES_CONFIG_PKG=none
 	fi
@@ -8687,7 +9543,7 @@ if test -n "$ac_tool_prefix"; then
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-echo "$as_me:8690: checking for $ac_word" >&5
+echo "$as_me:9546: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_NCURSES_CONFIG+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -8702,7 +9558,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_NCURSES_CONFIG="$ac_tool_prefix$ac_prog"
-echo "$as_me:8705: found $ac_dir/$ac_word" >&5
+echo "$as_me:9561: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -8710,10 +9566,10 @@ fi
 fi
 NCURSES_CONFIG=$ac_cv_prog_NCURSES_CONFIG
 if test -n "$NCURSES_CONFIG"; then
-  echo "$as_me:8713: result: $NCURSES_CONFIG" >&5
+  echo "$as_me:9569: result: $NCURSES_CONFIG" >&5
 echo "${ECHO_T}$NCURSES_CONFIG" >&6
 else
-  echo "$as_me:8716: result: no" >&5
+  echo "$as_me:9572: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -8726,7 +9582,7 @@ if test -z "$NCURSES_CONFIG"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:8729: checking for $ac_word" >&5
+echo "$as_me:9585: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_NCURSES_CONFIG+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -8741,7 +9597,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_NCURSES_CONFIG="$ac_prog"
-echo "$as_me:8744: found $ac_dir/$ac_word" >&5
+echo "$as_me:9600: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -8749,10 +9605,10 @@ fi
 fi
 ac_ct_NCURSES_CONFIG=$ac_cv_prog_ac_ct_NCURSES_CONFIG
 if test -n "$ac_ct_NCURSES_CONFIG"; then
-  echo "$as_me:8752: result: $ac_ct_NCURSES_CONFIG" >&5
+  echo "$as_me:9608: result: $ac_ct_NCURSES_CONFIG" >&5
 echo "${ECHO_T}$ac_ct_NCURSES_CONFIG" >&6
 else
-  echo "$as_me:8755: result: no" >&5
+  echo "$as_me:9611: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -8772,19 +9628,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in `$NCURSES_CONFIG --cflags`
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -8803,7 +9659,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -8833,7 +9689,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -8881,7 +9737,7 @@ LIBS="$cf_add_libs"
 
 		# even with config script, some packages use no-override for curses.h
 
-echo "$as_me:8884: checking if we have identified curses headers" >&5
+echo "$as_me:9740: checking if we have identified curses headers" >&5
 echo $ECHO_N "checking if we have identified curses headers... $ECHO_C" >&6
 if test "${cf_cv_ncurses_header+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -8892,8 +9748,8 @@ for cf_header in \
 	ncurses.h ncurses/ncurses.h \
 	curses.h ncurses/curses.h
 do
-cat >conftest.$ac_ext <<_ACEOF
-#line 8896 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 9752 "configure"
 #include "confdefs.h"
 #include <${cf_header}>
 int
@@ -8904,32 +9760,32 @@ initscr(); tgoto("?", 0,0)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:8908: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:9764: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:8911: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:8914: \"$ac_try\"") >&5
+  echo "$as_me:9767: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:9770: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:8917: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:9773: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_ncurses_header=$cf_header; break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 done
 
 fi
-echo "$as_me:8928: result: $cf_cv_ncurses_header" >&5
+echo "$as_me:9784: result: $cf_cv_ncurses_header" >&5
 echo "${ECHO_T}$cf_cv_ncurses_header" >&6
 
 if test "$cf_cv_ncurses_header" = none ; then
-	{ { echo "$as_me:8932: error: No curses header-files found" >&5
+	{ { echo "$as_me:9788: error: No curses header-files found" >&5
 echo "$as_me: error: No curses header-files found" >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -8939,24 +9795,24 @@ fi
 for ac_header in $cf_cv_ncurses_header
 do
 as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-echo "$as_me:8942: checking for $ac_header" >&5
+echo "$as_me:9798: checking for $ac_header" >&5
 echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
 if eval "test \"\${$as_ac_Header+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 8948 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 9804 "configure"
 #include "confdefs.h"
 #include <$ac_header>
 _ACEOF
-if { (eval echo "$as_me:8952: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:9808: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:8958: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:9814: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -8969,14 +9825,14 @@ if test -z "$ac_cpp_err"; then
   eval "$as_ac_Header=yes"
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+  cat "conftest.$ac_ext" >&5
   eval "$as_ac_Header=no"
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 fi
-echo "$as_me:8977: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-if test `eval echo '${'$as_ac_Header'}'` = yes; then
+echo "$as_me:9833: result: `eval echo '${'"$as_ac_Header"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_Header"'}'`" >&6
+if test "`eval echo '${'"$as_ac_Header"'}'`" = yes; then
   cat >>confdefs.h <<EOF
 #define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
 EOF
@@ -8994,7 +9850,7 @@ cf_nculib_ROOT=`echo "HAVE_LIB$cf_ncuconfig_root" | sed y%abcdefghijklmnopqrstuv
 #define $cf_nculib_ROOT 1
 EOF
 
-				cf_cv_ncurses_version=`$NCURSES_CONFIG --version`
+				cf_cv_ncurses_version="`$NCURSES_CONFIG --version`"
 
 	else
 
@@ -9006,9 +9862,9 @@ test "$cf_cv_curses_dir" != "no" && { \
 if test -n "$cf_cv_curses_dir/include/$cf_ncuhdr_root" ; then
   for cf_add_incdir in $cf_cv_curses_dir/include/$cf_ncuhdr_root
   do
-	while test $cf_add_incdir != /usr/include
+	while test "$cf_add_incdir" != /usr/include
 	do
-	  if test -d $cf_add_incdir
+	  if test -d "$cf_add_incdir"
 	  then
 		cf_have_incdir=no
 		if test -n "$CFLAGS$CPPFLAGS" ; then
@@ -9029,8 +9885,8 @@ if test -n "$cf_cv_curses_dir/include/$cf_ncuhdr_root" ; then
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
 
-			  cat >conftest.$ac_ext <<_ACEOF
-#line 9033 "configure"
+			  cat >"conftest.$ac_ext" <<_ACEOF
+#line 9889 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -9041,25 +9897,25 @@ printf("Hello")
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:9045: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:9901: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:9048: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:9051: \"$ac_try\"") >&5
+  echo "$as_me:9904: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:9907: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9054: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:9910: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_incdir=yes
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 			  CPPFLAGS=$cf_save_CPPFLAGS
 			fi
 		  fi
@@ -9068,11 +9924,11 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 		if test "$cf_have_incdir" = no ; then
 		  test -n "$verbose" && echo "	adding $cf_add_incdir to include-path" 1>&6
 
-echo "${as_me:-configure}:9071: testing adding $cf_add_incdir to include-path ..." 1>&5
+echo "${as_me:-configure}:9927: testing adding $cf_add_incdir to include-path ..." 1>&5
 
 		  CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
 
-		  cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
+		  cf_top_incdir=`echo "$cf_add_incdir" | sed -e 's%/include/.*$%/include%'`
 		  test "$cf_top_incdir" = "$cf_add_incdir" && break
 		  cf_add_incdir="$cf_top_incdir"
 		else
@@ -9087,19 +9943,19 @@ fi
 
 }
 
-echo "$as_me:9090: checking for $cf_ncuhdr_root header in include-path" >&5
+echo "$as_me:9946: checking for $cf_ncuhdr_root header in include-path" >&5
 echo $ECHO_N "checking for $cf_ncuhdr_root header in include-path... $ECHO_C" >&6
 if test "${cf_cv_ncurses_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 	cf_header_list="$cf_ncuhdr_root/curses.h $cf_ncuhdr_root/ncurses.h"
-	( test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw ) && cf_header_list="$cf_header_list curses.h ncurses.h"
+	{ test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw; } && cf_header_list="$cf_header_list curses.h ncurses.h"
 	for cf_header in $cf_header_list
 	do
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 9102 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 9958 "configure"
 #include "confdefs.h"
 
 #include <$cf_header>
@@ -9109,10 +9965,10 @@ main (void)
 
 #ifdef NCURSES_VERSION
 
-printf("%s\n", NCURSES_VERSION);
+printf("%s\\n", NCURSES_VERSION);
 #else
 #ifdef __NCURSES_H
-printf("old\n");
+printf("old\\n");
 #else
 	make an error
 #endif
@@ -9122,39 +9978,39 @@ printf("old\n");
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:9126: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:9982: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:9129: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:9132: \"$ac_try\"") >&5
+  echo "$as_me:9985: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:9988: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9135: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:9991: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_ncurses_h=$cf_header
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_ncurses_h=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 		test "$cf_cv_ncurses_h" != no && break
 	done
 
 fi
-echo "$as_me:9150: result: $cf_cv_ncurses_h" >&5
+echo "$as_me:10006: result: $cf_cv_ncurses_h" >&5
 echo "${ECHO_T}$cf_cv_ncurses_h" >&6
 
 if test "$cf_cv_ncurses_h" != no ; then
 	cf_cv_ncurses_header=$cf_cv_ncurses_h
 else
 
-echo "$as_me:9157: checking for $cf_ncuhdr_root include-path" >&5
+echo "$as_me:10013: checking for $cf_ncuhdr_root include-path" >&5
 echo $ECHO_N "checking for $cf_ncuhdr_root include-path... $ECHO_C" >&6
 if test "${cf_cv_ncurses_h2+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -9169,7 +10025,7 @@ cf_header_path_list=""
 if test -n "${CFLAGS}${CPPFLAGS}" ; then
 	for cf_header_path in $CPPFLAGS $CFLAGS
 	do
-		case $cf_header_path in
+		case "$cf_header_path" in
 		(-I*)
 			cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
 
@@ -9177,11 +10033,11 @@ test "x$cf_header_path" != "xNONE" && \
 test -d "$cf_header_path" && \
  {
 	test -n "$verbose" && echo "	... testing for include-directories under $cf_header_path"
-	test -d $cf_header_path/include &&          cf_search="$cf_search $cf_header_path/include"
-	test -d $cf_header_path/include/$cf_ncuhdr_root &&       cf_search="$cf_search $cf_header_path/include/$cf_ncuhdr_root"
-	test -d $cf_header_path/include/$cf_ncuhdr_root/include &&    cf_search="$cf_search $cf_header_path/include/$cf_ncuhdr_root/include"
-	test -d $cf_header_path/$cf_ncuhdr_root/include &&       cf_search="$cf_search $cf_header_path/$cf_ncuhdr_root/include"
-	test -d $cf_header_path/$cf_ncuhdr_root/include/$cf_ncuhdr_root &&    cf_search="$cf_search $cf_header_path/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
+	test -d "$cf_header_path/include" &&          cf_search="$cf_search $cf_header_path/include"
+	test -d "$cf_header_path/include/$cf_ncuhdr_root" &&       cf_search="$cf_search $cf_header_path/include/$cf_ncuhdr_root"
+	test -d "$cf_header_path/include/$cf_ncuhdr_root/include" &&    cf_search="$cf_search $cf_header_path/include/$cf_ncuhdr_root/include"
+	test -d "$cf_header_path/$cf_ncuhdr_root/include" &&       cf_search="$cf_search $cf_header_path/$cf_ncuhdr_root/include"
+	test -d "$cf_header_path/$cf_ncuhdr_root/include/$cf_ncuhdr_root" &&    cf_search="$cf_search $cf_header_path/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
 }
 
 			cf_header_path_list="$cf_header_path_list $cf_search"
@@ -9198,11 +10054,11 @@ test "x$prefix" != "xNONE" && \
 test -d "$prefix" && \
  {
 	test -n "$verbose" && echo "	... testing for include-directories under $prefix"
-	test -d $prefix/include &&          cf_search="$cf_search $prefix/include"
-	test -d $prefix/include/$cf_ncuhdr_root &&       cf_search="$cf_search $prefix/include/$cf_ncuhdr_root"
-	test -d $prefix/include/$cf_ncuhdr_root/include &&    cf_search="$cf_search $prefix/include/$cf_ncuhdr_root/include"
-	test -d $prefix/$cf_ncuhdr_root/include &&       cf_search="$cf_search $prefix/$cf_ncuhdr_root/include"
-	test -d $prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root &&    cf_search="$cf_search $prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
+	test -d "$prefix/include" &&          cf_search="$cf_search $prefix/include"
+	test -d "$prefix/include/$cf_ncuhdr_root" &&       cf_search="$cf_search $prefix/include/$cf_ncuhdr_root"
+	test -d "$prefix/include/$cf_ncuhdr_root/include" &&    cf_search="$cf_search $prefix/include/$cf_ncuhdr_root/include"
+	test -d "$prefix/$cf_ncuhdr_root/include" &&       cf_search="$cf_search $prefix/$cf_ncuhdr_root/include"
+	test -d "$prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root" &&    cf_search="$cf_search $prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
 }
 
 for cf_subdir_prefix in \
@@ -9216,13 +10072,13 @@ do
 
 test "x$cf_subdir_prefix" != "x$prefix" && \
 test -d "$cf_subdir_prefix" && \
-(test -z "$prefix" || test x$prefix = xNONE || test "x$cf_subdir_prefix" != "x$prefix") && {
+{ test -z "$prefix" || test "x$prefix" = xNONE || test "x$cf_subdir_prefix" != "x$prefix"; } && {
 	test -n "$verbose" && echo "	... testing for include-directories under $cf_subdir_prefix"
-	test -d $cf_subdir_prefix/include &&          cf_search="$cf_search $cf_subdir_prefix/include"
-	test -d $cf_subdir_prefix/include/$cf_ncuhdr_root &&       cf_search="$cf_search $cf_subdir_prefix/include/$cf_ncuhdr_root"
-	test -d $cf_subdir_prefix/include/$cf_ncuhdr_root/include &&    cf_search="$cf_search $cf_subdir_prefix/include/$cf_ncuhdr_root/include"
-	test -d $cf_subdir_prefix/$cf_ncuhdr_root/include &&       cf_search="$cf_search $cf_subdir_prefix/$cf_ncuhdr_root/include"
-	test -d $cf_subdir_prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root &&    cf_search="$cf_search $cf_subdir_prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
+	test -d "$cf_subdir_prefix/include" &&          cf_search="$cf_search $cf_subdir_prefix/include"
+	test -d "$cf_subdir_prefix/include/$cf_ncuhdr_root" &&       cf_search="$cf_search $cf_subdir_prefix/include/$cf_ncuhdr_root"
+	test -d "$cf_subdir_prefix/include/$cf_ncuhdr_root/include" &&    cf_search="$cf_search $cf_subdir_prefix/include/$cf_ncuhdr_root/include"
+	test -d "$cf_subdir_prefix/$cf_ncuhdr_root/include" &&       cf_search="$cf_search $cf_subdir_prefix/$cf_ncuhdr_root/include"
+	test -d "$cf_subdir_prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root" &&    cf_search="$cf_search $cf_subdir_prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
 }
 
 done
@@ -9230,20 +10086,20 @@ done
 test "$includedir" != NONE && \
 test "$includedir" != "/usr/include" && \
 test -d "$includedir" && {
-	test -d $includedir &&    cf_search="$cf_search $includedir"
-	test -d $includedir/$cf_ncuhdr_root && cf_search="$cf_search $includedir/$cf_ncuhdr_root"
+	test -d "$includedir" &&    cf_search="$cf_search $includedir"
+	test -d "$includedir/$cf_ncuhdr_root" && cf_search="$cf_search $includedir/$cf_ncuhdr_root"
 }
 
 test "$oldincludedir" != NONE && \
 test "$oldincludedir" != "/usr/include" && \
 test -d "$oldincludedir" && {
-	test -d $oldincludedir    && cf_search="$cf_search $oldincludedir"
-	test -d $oldincludedir/$cf_ncuhdr_root && cf_search="$cf_search $oldincludedir/$cf_ncuhdr_root"
+	test -d "$oldincludedir"    && cf_search="$cf_search $oldincludedir"
+	test -d "$oldincludedir/$cf_ncuhdr_root" && cf_search="$cf_search $oldincludedir/$cf_ncuhdr_root"
 }
 
 cf_search="$cf_search $cf_header_path_list"
 
-	test -n "$verbose" && echo search path $cf_search
+	test -n "$verbose" && echo "search path $cf_search"
 	cf_save2_CPPFLAGS="$CPPFLAGS"
 	for cf_incdir in $cf_search
 	do
@@ -9251,9 +10107,9 @@ cf_search="$cf_search $cf_header_path_list"
 if test -n "$cf_incdir" ; then
   for cf_add_incdir in $cf_incdir
   do
-	while test $cf_add_incdir != /usr/include
+	while test "$cf_add_incdir" != /usr/include
 	do
-	  if test -d $cf_add_incdir
+	  if test -d "$cf_add_incdir"
 	  then
 		cf_have_incdir=no
 		if test -n "$CFLAGS$CPPFLAGS" ; then
@@ -9274,8 +10130,8 @@ if test -n "$cf_incdir" ; then
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
 
-			  cat >conftest.$ac_ext <<_ACEOF
-#line 9278 "configure"
+			  cat >"conftest.$ac_ext" <<_ACEOF
+#line 10134 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -9286,25 +10142,25 @@ printf("Hello")
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:9290: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:10146: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:9293: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:9296: \"$ac_try\"") >&5
+  echo "$as_me:10149: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:10152: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9299: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10155: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_incdir=yes
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 			  CPPFLAGS=$cf_save_CPPFLAGS
 			fi
 		  fi
@@ -9313,11 +10169,11 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 		if test "$cf_have_incdir" = no ; then
 		  test -n "$verbose" && echo "	adding $cf_add_incdir to include-path" 1>&6
 
-echo "${as_me:-configure}:9316: testing adding $cf_add_incdir to include-path ..." 1>&5
+echo "${as_me:-configure}:10172: testing adding $cf_add_incdir to include-path ..." 1>&5
 
 		  CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
 
-		  cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
+		  cf_top_incdir=`echo "$cf_add_incdir" | sed -e 's%/include/.*$%/include%'`
 		  test "$cf_top_incdir" = "$cf_add_incdir" && break
 		  cf_add_incdir="$cf_top_incdir"
 		else
@@ -9335,8 +10191,8 @@ fi
 			curses.h
 		do
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 9339 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 10195 "configure"
 #include "confdefs.h"
 
 #include <$cf_header>
@@ -9346,10 +10202,10 @@ main (void)
 
 #ifdef NCURSES_VERSION
 
-printf("%s\n", NCURSES_VERSION);
+printf("%s\\n", NCURSES_VERSION);
 #else
 #ifdef __NCURSES_H
-printf("old\n");
+printf("old\\n");
 #else
 	make an error
 #endif
@@ -9359,30 +10215,30 @@ printf("old\n");
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:9363: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:10219: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:9366: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:9369: \"$ac_try\"") >&5
+  echo "$as_me:10222: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:10225: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9372: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10228: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_ncurses_h2=$cf_header
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_ncurses_h2=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 			if test "$cf_cv_ncurses_h2" != no ; then
 				cf_cv_ncurses_h2=$cf_incdir/$cf_header
-				test -n "$verbose" && echo $ac_n "	... found $ac_c" 1>&6
+				test -n "$verbose" && echo $ECHO_N "	... found $ECHO_C" 1>&6
 				break
 			fi
 			test -n "$verbose" && echo "	... tested $cf_incdir/$cf_header" 1>&6
@@ -9390,26 +10246,26 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 		CPPFLAGS="$cf_save2_CPPFLAGS"
 		test "$cf_cv_ncurses_h2" != no && break
 	done
-	test "$cf_cv_ncurses_h2" = no && { { echo "$as_me:9393: error: not found" >&5
+	test "$cf_cv_ncurses_h2" = no && { { echo "$as_me:10249: error: not found" >&5
 echo "$as_me: error: not found" >&2;}
    { (exit 1); exit 1; }; }
 
 fi
-echo "$as_me:9398: result: $cf_cv_ncurses_h2" >&5
+echo "$as_me:10254: result: $cf_cv_ncurses_h2" >&5
 echo "${ECHO_T}$cf_cv_ncurses_h2" >&6
 
-	cf_1st_incdir=`echo $cf_cv_ncurses_h2 | sed -e 's%/[^/]*$%%'`
-	cf_cv_ncurses_header=`basename $cf_cv_ncurses_h2`
-	if test `basename $cf_1st_incdir` = $cf_ncuhdr_root ; then
-		cf_cv_ncurses_header=$cf_ncuhdr_root/$cf_cv_ncurses_header
+	cf_1st_incdir=`echo "$cf_cv_ncurses_h2" | sed -e 's%/[^/]*$%%'`
+	cf_cv_ncurses_header="`basename "$cf_cv_ncurses_h2"`"
+	if test "`basename "$cf_1st_incdir"`" = "$cf_ncuhdr_root" ; then
+		cf_cv_ncurses_header="$cf_ncuhdr_root/$cf_cv_ncurses_header"
 	fi
 
 if test -n "$cf_1st_incdir" ; then
   for cf_add_incdir in $cf_1st_incdir
   do
-	while test $cf_add_incdir != /usr/include
+	while test "$cf_add_incdir" != /usr/include
 	do
-	  if test -d $cf_add_incdir
+	  if test -d "$cf_add_incdir"
 	  then
 		cf_have_incdir=no
 		if test -n "$CFLAGS$CPPFLAGS" ; then
@@ -9430,8 +10286,8 @@ if test -n "$cf_1st_incdir" ; then
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
 
-			  cat >conftest.$ac_ext <<_ACEOF
-#line 9434 "configure"
+			  cat >"conftest.$ac_ext" <<_ACEOF
+#line 10290 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -9442,25 +10298,25 @@ printf("Hello")
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:9446: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:10302: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:9449: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:9452: \"$ac_try\"") >&5
+  echo "$as_me:10305: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:10308: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9455: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10311: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_incdir=yes
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 			  CPPFLAGS=$cf_save_CPPFLAGS
 			fi
 		  fi
@@ -9469,11 +10325,11 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 		if test "$cf_have_incdir" = no ; then
 		  test -n "$verbose" && echo "	adding $cf_add_incdir to include-path" 1>&6
 
-echo "${as_me:-configure}:9472: testing adding $cf_add_incdir to include-path ..." 1>&5
+echo "${as_me:-configure}:10328: testing adding $cf_add_incdir to include-path ..." 1>&5
 
 		  CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
 
-		  cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
+		  cf_top_incdir=`echo "$cf_add_incdir" | sed -e 's%/include/.*$%/include%'`
 		  test "$cf_top_incdir" = "$cf_add_incdir" && break
 		  cf_add_incdir="$cf_top_incdir"
 		else
@@ -9490,7 +10346,7 @@ fi
 
 # Set definitions to allow ifdef'ing for ncurses.h
 
-case $cf_cv_ncurses_header in
+case "$cf_cv_ncurses_header" in
 (*ncurses.h)
 
 cat >>confdefs.h <<\EOF
@@ -9500,7 +10356,7 @@ EOF
 	;;
 esac
 
-case $cf_cv_ncurses_header in
+case "$cf_cv_ncurses_header" in
 (ncurses/curses.h|ncurses/ncurses.h)
 
 cat >>confdefs.h <<\EOF
@@ -9517,13 +10373,13 @@ EOF
 	;;
 esac
 
-echo "$as_me:9520: checking for terminfo header" >&5
+echo "$as_me:10376: checking for terminfo header" >&5
 echo $ECHO_N "checking for terminfo header... $ECHO_C" >&6
 if test "${cf_cv_term_header+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-case ${cf_cv_ncurses_header} in
+case "${cf_cv_ncurses_header}" in
 (*/ncurses.h|*/ncursesw.h)
 	cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[^.]*\.h$%term.h%'`
 	;;
@@ -9534,8 +10390,8 @@ esac
 
 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
 do
-cat >conftest.$ac_ext <<_ACEOF
-#line 9538 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 10394 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -9544,43 +10400,43 @@ cat >conftest.$ac_ext <<_ACEOF
 int
 main (void)
 {
-int x = auto_left_margin
+int x = auto_left_margin; (void)x
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:9553: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:10409: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:9556: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:9559: \"$ac_try\"") >&5
+  echo "$as_me:10412: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:10415: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9562: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10418: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 	cf_cv_term_header="$cf_test"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 	cf_cv_term_header=unknown
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 	test "$cf_cv_term_header" != unknown && break
 done
 
 fi
-echo "$as_me:9578: result: $cf_cv_term_header" >&5
+echo "$as_me:10434: result: $cf_cv_term_header" >&5
 echo "${ECHO_T}$cf_cv_term_header" >&6
 
 # Set definitions to allow ifdef'ing to accommodate subdirectories
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (*term.h)
 
 cat >>confdefs.h <<\EOF
@@ -9590,7 +10446,7 @@ EOF
 	;;
 esac
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (ncurses/term.h)
 
 cat >>confdefs.h <<\EOF
@@ -9613,7 +10469,7 @@ cat >>confdefs.h <<\EOF
 #define NCURSES 1
 EOF
 
-echo "$as_me:9616: checking for ncurses version" >&5
+echo "$as_me:10472: checking for ncurses version" >&5
 echo $ECHO_N "checking for ncurses version... $ECHO_C" >&6
 if test "${cf_cv_ncurses_version+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -9621,12 +10477,12 @@ else
 
 	cf_cv_ncurses_version=no
 	cf_tempfile=out$$
-	rm -f $cf_tempfile
+	rm -f "$cf_tempfile"
 	if test "$cross_compiling" = yes; then
 
 	# This will not work if the preprocessor splits the line after the
 	# Autoconf token.  The 'unproto' program does that.
-	cat > conftest.$ac_ext <<EOF
+	cat > "conftest.$ac_ext" <<EOF
 #include <${cf_cv_ncurses_header:-curses.h}>
 #undef Autoconf
 #ifdef NCURSES_VERSION
@@ -9639,20 +10495,20 @@ Autoconf "old"
 #endif
 EOF
 	cf_try="$ac_cpp conftest.$ac_ext 2>&5 | grep '^Autoconf ' >conftest.out"
-	{ (eval echo "$as_me:9642: \"$cf_try\"") >&5
+	{ (eval echo "$as_me:10498: \"$cf_try\"") >&5
   (eval $cf_try) 2>&5
   ac_status=$?
-  echo "$as_me:9645: \$? = $ac_status" >&5
-  (exit $ac_status); }
+  echo "$as_me:10501: \$? = $ac_status" >&5
+  (exit "$ac_status"); }
 	if test -f conftest.out ; then
-		cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[^"]*"%%' -e 's%".*%%'`
+		cf_out=`sed -e 's%^Autoconf %%' -e 's%^[^"]*"%%' -e 's%".*%%' conftest.out`
 		test -n "$cf_out" && cf_cv_ncurses_version="$cf_out"
 		rm -f conftest.out
 	fi
 
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 9655 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 10511 "configure"
 #include "confdefs.h"
 
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -9662,13 +10518,13 @@ int main(void)
 	FILE *fp = fopen("$cf_tempfile", "w");
 #ifdef NCURSES_VERSION
 # ifdef NCURSES_VERSION_PATCH
-	fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
+	fprintf(fp, "%s.%d\\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
 # else
-	fprintf(fp, "%s\n", NCURSES_VERSION);
+	fprintf(fp, "%s\\n", NCURSES_VERSION);
 # endif
 #else
 # ifdef __NCURSES_H
-	fprintf(fp, "old\n");
+	fprintf(fp, "old\\n");
 # else
 	make an error
 # endif
@@ -9676,30 +10532,30 @@ int main(void)
 	${cf_cv_main_return:-return}(0);
 }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:9680: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:10536: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:9683: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:9685: \"$ac_try\"") >&5
+  echo "$as_me:10539: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:10541: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9688: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10544: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 	cf_cv_ncurses_version=`cat $cf_tempfile`
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-	rm -f $cf_tempfile
+	rm -f "$cf_tempfile"
 
 fi
-echo "$as_me:9702: result: $cf_cv_ncurses_version" >&5
+echo "$as_me:10558: result: $cf_cv_ncurses_version" >&5
 echo "${ECHO_T}$cf_cv_ncurses_version" >&6
 test "$cf_cv_ncurses_version" = no ||
 cat >>confdefs.h <<\EOF
@@ -9712,15 +10568,15 @@ cf_nculib_root=ncurses
 	# to link gpm.
 cf_ncurses_LIBS=""
 cf_ncurses_SAVE="$LIBS"
-echo "$as_me:9715: checking for Gpm_Open in -lgpm" >&5
+echo "$as_me:10571: checking for Gpm_Open in -lgpm" >&5
 echo $ECHO_N "checking for Gpm_Open in -lgpm... $ECHO_C" >&6
 if test "${ac_cv_lib_gpm_Gpm_Open+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lgpm  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 9723 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 10579 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -9738,39 +10594,39 @@ Gpm_Open ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:9742: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:10598: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:9745: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:9748: \"$ac_try\"") >&5
+  echo "$as_me:10601: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:10604: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9751: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10607: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_gpm_Gpm_Open=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_gpm_Gpm_Open=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:9762: result: $ac_cv_lib_gpm_Gpm_Open" >&5
+echo "$as_me:10618: result: $ac_cv_lib_gpm_Gpm_Open" >&5
 echo "${ECHO_T}$ac_cv_lib_gpm_Gpm_Open" >&6
-if test $ac_cv_lib_gpm_Gpm_Open = yes; then
-  echo "$as_me:9765: checking for initscr in -lgpm" >&5
+if test "$ac_cv_lib_gpm_Gpm_Open" = yes; then
+  echo "$as_me:10621: checking for initscr in -lgpm" >&5
 echo $ECHO_N "checking for initscr in -lgpm... $ECHO_C" >&6
 if test "${ac_cv_lib_gpm_initscr+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lgpm  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 9773 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 10629 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -9788,30 +10644,30 @@ initscr ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:9792: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:10648: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:9795: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:9798: \"$ac_try\"") >&5
+  echo "$as_me:10651: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:10654: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9801: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10657: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_gpm_initscr=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_gpm_initscr=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:9812: result: $ac_cv_lib_gpm_initscr" >&5
+echo "$as_me:10668: result: $ac_cv_lib_gpm_initscr" >&5
 echo "${ECHO_T}$ac_cv_lib_gpm_initscr" >&6
-if test $ac_cv_lib_gpm_initscr = yes; then
+if test "$ac_cv_lib_gpm_initscr" = yes; then
   LIBS="$cf_ncurses_SAVE"
 else
   cf_ncurses_LIBS="-lgpm"
@@ -9819,20 +10675,20 @@ fi
 
 fi
 
-case $host_os in
+case "$host_os" in
 (freebsd*)
 	# This is only necessary if you are linking against an obsolete
 	# version of ncurses (but it should do no harm, since it's static).
 	if test "$cf_nculib_root" = ncurses ; then
-		echo "$as_me:9827: checking for tgoto in -lmytinfo" >&5
+		echo "$as_me:10683: checking for tgoto in -lmytinfo" >&5
 echo $ECHO_N "checking for tgoto in -lmytinfo... $ECHO_C" >&6
 if test "${ac_cv_lib_mytinfo_tgoto+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lmytinfo  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 9835 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 10691 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -9850,30 +10706,30 @@ tgoto ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:9854: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:10710: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:9857: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:9860: \"$ac_try\"") >&5
+  echo "$as_me:10713: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:10716: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9863: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10719: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_mytinfo_tgoto=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_mytinfo_tgoto=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:9874: result: $ac_cv_lib_mytinfo_tgoto" >&5
+echo "$as_me:10730: result: $ac_cv_lib_mytinfo_tgoto" >&5
 echo "${ECHO_T}$ac_cv_lib_mytinfo_tgoto" >&6
-if test $ac_cv_lib_mytinfo_tgoto = yes; then
+if test "$ac_cv_lib_mytinfo_tgoto" = yes; then
   cf_ncurses_LIBS="-lmytinfo $cf_ncurses_LIBS"
 fi
 
@@ -9897,7 +10753,7 @@ for cf_add_1lib in $cf_add_0lib; do
 done
 LIBS="$cf_add_libs"
 
-if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
+if test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no"
 then
 
 cf_add_libs="$LIBS"
@@ -9918,15 +10774,15 @@ LIBS="$cf_add_libs"
 
 else
 
-	eval 'cf_cv_have_lib_'$cf_nculib_root'=no'
+	eval 'cf_cv_have_lib_'"$cf_nculib_root"'=no'
 	cf_libdir=""
-	echo "$as_me:9923: checking for initscr" >&5
+	echo "$as_me:10779: checking for initscr" >&5
 echo $ECHO_N "checking for initscr... $ECHO_C" >&6
 if test "${ac_cv_func_initscr+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 9929 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 10785 "configure"
 #include "confdefs.h"
 #define initscr autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -9956,38 +10812,38 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:9960: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:10816: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:9963: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:9966: \"$ac_try\"") >&5
+  echo "$as_me:10819: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:10822: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9969: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10825: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_func_initscr=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_func_initscr=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:9979: result: $ac_cv_func_initscr" >&5
+echo "$as_me:10835: result: $ac_cv_func_initscr" >&5
 echo "${ECHO_T}$ac_cv_func_initscr" >&6
-if test $ac_cv_func_initscr = yes; then
-  eval 'cf_cv_have_lib_'$cf_nculib_root'=yes'
+if test "$ac_cv_func_initscr" = yes; then
+  eval 'cf_cv_have_lib_'"$cf_nculib_root"'=yes'
 else
 
 		cf_save_LIBS="$LIBS"
-		echo "$as_me:9986: checking for initscr in -l$cf_nculib_root" >&5
+		echo "$as_me:10842: checking for initscr in -l$cf_nculib_root" >&5
 echo $ECHO_N "checking for initscr in -l$cf_nculib_root... $ECHO_C" >&6
 		LIBS="-l$cf_nculib_root $LIBS"
-		cat >conftest.$ac_ext <<_ACEOF
-#line 9990 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 10846 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
@@ -9998,26 +10854,26 @@ initscr()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:10002: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:10858: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:10005: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:10008: \"$ac_try\"") >&5
+  echo "$as_me:10861: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:10864: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10011: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  echo "$as_me:10013: result: yes" >&5
+  echo "$as_me:10867: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  echo "$as_me:10869: result: yes" >&5
 echo "${ECHO_T}yes" >&6
-			 eval 'cf_cv_have_lib_'$cf_nculib_root'=yes'
+			 eval 'cf_cv_have_lib_'"$cf_nculib_root"'=yes'
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-echo "$as_me:10020: result: no" >&5
+cat "conftest.$ac_ext" >&5
+echo "$as_me:10876: result: no" >&5
 echo "${ECHO_T}no" >&6
 
 cf_search=
@@ -10025,7 +10881,7 @@ cf_library_path_list=""
 if test -n "${LDFLAGS}${LIBS}" ; then
 	for cf_library_path in $LDFLAGS $LIBS
 	do
-		case $cf_library_path in
+		case "$cf_library_path" in
 		(-L*)
 			cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
 
@@ -10033,11 +10889,11 @@ test "x$cf_library_path" != "xNONE" && \
 test -d "$cf_library_path" && \
  {
 	test -n "$verbose" && echo "	... testing for lib-directories under $cf_library_path"
-	test -d $cf_library_path/lib &&          cf_search="$cf_search $cf_library_path/lib"
-	test -d $cf_library_path/lib/$cf_nculib_root &&       cf_search="$cf_search $cf_library_path/lib/$cf_nculib_root"
-	test -d $cf_library_path/lib/$cf_nculib_root/lib &&    cf_search="$cf_search $cf_library_path/lib/$cf_nculib_root/lib"
-	test -d $cf_library_path/$cf_nculib_root/lib &&       cf_search="$cf_search $cf_library_path/$cf_nculib_root/lib"
-	test -d $cf_library_path/$cf_nculib_root/lib/$cf_nculib_root &&    cf_search="$cf_search $cf_library_path/$cf_nculib_root/lib/$cf_nculib_root"
+	test -d "$cf_library_path/lib" &&          cf_search="$cf_search $cf_library_path/lib"
+	test -d "$cf_library_path/lib/$cf_nculib_root" &&       cf_search="$cf_search $cf_library_path/lib/$cf_nculib_root"
+	test -d "$cf_library_path/lib/$cf_nculib_root/lib" &&    cf_search="$cf_search $cf_library_path/lib/$cf_nculib_root/lib"
+	test -d "$cf_library_path/$cf_nculib_root/lib" &&       cf_search="$cf_search $cf_library_path/$cf_nculib_root/lib"
+	test -d "$cf_library_path/$cf_nculib_root/lib/$cf_nculib_root" &&    cf_search="$cf_search $cf_library_path/$cf_nculib_root/lib/$cf_nculib_root"
 }
 
 			cf_library_path_list="$cf_library_path_list $cf_search"
@@ -10052,11 +10908,11 @@ test "x$prefix" != "xNONE" && \
 test -d "$prefix" && \
  {
 	test -n "$verbose" && echo "	... testing for lib-directories under $prefix"
-	test -d $prefix/lib &&          cf_search="$cf_search $prefix/lib"
-	test -d $prefix/lib/$cf_nculib_root &&       cf_search="$cf_search $prefix/lib/$cf_nculib_root"
-	test -d $prefix/lib/$cf_nculib_root/lib &&    cf_search="$cf_search $prefix/lib/$cf_nculib_root/lib"
-	test -d $prefix/$cf_nculib_root/lib &&       cf_search="$cf_search $prefix/$cf_nculib_root/lib"
-	test -d $prefix/$cf_nculib_root/lib/$cf_nculib_root &&    cf_search="$cf_search $prefix/$cf_nculib_root/lib/$cf_nculib_root"
+	test -d "$prefix/lib" &&          cf_search="$cf_search $prefix/lib"
+	test -d "$prefix/lib/$cf_nculib_root" &&       cf_search="$cf_search $prefix/lib/$cf_nculib_root"
+	test -d "$prefix/lib/$cf_nculib_root/lib" &&    cf_search="$cf_search $prefix/lib/$cf_nculib_root/lib"
+	test -d "$prefix/$cf_nculib_root/lib" &&       cf_search="$cf_search $prefix/$cf_nculib_root/lib"
+	test -d "$prefix/$cf_nculib_root/lib/$cf_nculib_root" &&    cf_search="$cf_search $prefix/$cf_nculib_root/lib/$cf_nculib_root"
 }
 
 for cf_subdir_prefix in \
@@ -10070,13 +10926,13 @@ do
 
 test "x$cf_subdir_prefix" != "x$prefix" && \
 test -d "$cf_subdir_prefix" && \
-(test -z "$prefix" || test x$prefix = xNONE || test "x$cf_subdir_prefix" != "x$prefix") && {
+{ test -z "$prefix" || test "x$prefix" = xNONE || test "x$cf_subdir_prefix" != "x$prefix"; } && {
 	test -n "$verbose" && echo "	... testing for lib-directories under $cf_subdir_prefix"
-	test -d $cf_subdir_prefix/lib &&          cf_search="$cf_search $cf_subdir_prefix/lib"
-	test -d $cf_subdir_prefix/lib/$cf_nculib_root &&       cf_search="$cf_search $cf_subdir_prefix/lib/$cf_nculib_root"
-	test -d $cf_subdir_prefix/lib/$cf_nculib_root/lib &&    cf_search="$cf_search $cf_subdir_prefix/lib/$cf_nculib_root/lib"
-	test -d $cf_subdir_prefix/$cf_nculib_root/lib &&       cf_search="$cf_search $cf_subdir_prefix/$cf_nculib_root/lib"
-	test -d $cf_subdir_prefix/$cf_nculib_root/lib/$cf_nculib_root &&    cf_search="$cf_search $cf_subdir_prefix/$cf_nculib_root/lib/$cf_nculib_root"
+	test -d "$cf_subdir_prefix/lib" &&          cf_search="$cf_search $cf_subdir_prefix/lib"
+	test -d "$cf_subdir_prefix/lib/$cf_nculib_root" &&       cf_search="$cf_search $cf_subdir_prefix/lib/$cf_nculib_root"
+	test -d "$cf_subdir_prefix/lib/$cf_nculib_root/lib" &&    cf_search="$cf_search $cf_subdir_prefix/lib/$cf_nculib_root/lib"
+	test -d "$cf_subdir_prefix/$cf_nculib_root/lib" &&       cf_search="$cf_search $cf_subdir_prefix/$cf_nculib_root/lib"
+	test -d "$cf_subdir_prefix/$cf_nculib_root/lib/$cf_nculib_root" &&    cf_search="$cf_search $cf_subdir_prefix/$cf_nculib_root/lib/$cf_nculib_root"
 }
 
 done
@@ -10085,11 +10941,11 @@ cf_search="$cf_library_path_list $cf_search"
 
 			for cf_libdir in $cf_search
 			do
-				echo "$as_me:10088: checking for -l$cf_nculib_root in $cf_libdir" >&5
+				echo "$as_me:10944: checking for -l$cf_nculib_root in $cf_libdir" >&5
 echo $ECHO_N "checking for -l$cf_nculib_root in $cf_libdir... $ECHO_C" >&6
 				LIBS="-L$cf_libdir -l$cf_nculib_root $cf_save_LIBS"
-				cat >conftest.$ac_ext <<_ACEOF
-#line 10092 "configure"
+				cat >"conftest.$ac_ext" <<_ACEOF
+#line 10948 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
@@ -10100,41 +10956,41 @@ initscr()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:10104: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:10960: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:10107: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:10110: \"$ac_try\"") >&5
+  echo "$as_me:10963: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:10966: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10113: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  echo "$as_me:10115: result: yes" >&5
+  echo "$as_me:10969: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  echo "$as_me:10971: result: yes" >&5
 echo "${ECHO_T}yes" >&6
-			 		 eval 'cf_cv_have_lib_'$cf_nculib_root'=yes'
+			 		 eval 'cf_cv_have_lib_'"$cf_nculib_root"'=yes'
 					 break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-echo "$as_me:10122: result: no" >&5
+cat "conftest.$ac_ext" >&5
+echo "$as_me:10978: result: no" >&5
 echo "${ECHO_T}no" >&6
 					 LIBS="$cf_save_LIBS"
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 			done
 
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 
 fi
 
-eval 'cf_found_library=$cf_cv_have_lib_'$cf_nculib_root
+eval 'cf_found_library="$cf_cv_have_lib_'"$cf_nculib_root"\"
 
-if test $cf_found_library = no ; then
-	{ { echo "$as_me:10137: error: Cannot link $cf_nculib_root library" >&5
+if test "$cf_found_library" = no ; then
+	{ { echo "$as_me:10993: error: Cannot link $cf_nculib_root library" >&5
 echo "$as_me: error: Cannot link $cf_nculib_root library" >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -10142,49 +10998,49 @@ fi
 fi
 
 if test -n "$cf_ncurses_LIBS" ; then
-	echo "$as_me:10145: checking if we can link $cf_nculib_root without $cf_ncurses_LIBS" >&5
+	echo "$as_me:11001: checking if we can link $cf_nculib_root without $cf_ncurses_LIBS" >&5
 echo $ECHO_N "checking if we can link $cf_nculib_root without $cf_ncurses_LIBS... $ECHO_C" >&6
 	cf_ncurses_SAVE="$LIBS"
 	for p in $cf_ncurses_LIBS ; do
-		q=`echo $LIBS | sed -e "s%$p %%" -e "s%$p$%%"`
+		q=`echo "$LIBS" | sed -e "s%$p %%" -e "s%$p$%%"`
 		if test "$q" != "$LIBS" ; then
 			LIBS="$q"
 		fi
 	done
-	cat >conftest.$ac_ext <<_ACEOF
-#line 10155 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 11011 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
 main (void)
 {
-initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);
+initscr(); mousemask(0,0); tigetstr((char *)0);
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:10167: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:11023: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:10170: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:10173: \"$ac_try\"") >&5
+  echo "$as_me:11026: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:11029: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10176: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  echo "$as_me:10178: result: yes" >&5
+  echo "$as_me:11032: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  echo "$as_me:11034: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-echo "$as_me:10183: result: no" >&5
+cat "conftest.$ac_ext" >&5
+echo "$as_me:11039: result: no" >&5
 echo "${ECHO_T}no" >&6
 		 LIBS="$cf_ncurses_SAVE"
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
 
 cf_nculib_ROOT=`echo "HAVE_LIB$cf_nculib_root" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
@@ -10233,13 +11089,13 @@ else
 	AUTOCONF_$cf_name NCURSES_VERSION_$cf_name
 CF_EOF
 		cf_try="$ac_cpp conftest.$ac_ext 2>&5 | fgrep AUTOCONF_$cf_name >conftest.out"
-		{ (eval echo "$as_me:10236: \"$cf_try\"") >&5
+		{ (eval echo "$as_me:11092: \"$cf_try\"") >&5
   (eval $cf_try) 2>&5
   ac_status=$?
-  echo "$as_me:10239: \$? = $ac_status" >&5
-  (exit $ac_status); }
+  echo "$as_me:11095: \$? = $ac_status" >&5
+  (exit "$ac_status"); }
 		if test -f conftest.out ; then
-			cf_result=`cat conftest.out | sed -e "s/^.*AUTOCONF_$cf_name[ 	][ 	]*//"`
+			cf_result=`sed -e "s/^.*AUTOCONF_${cf_name}[ 	][ 	]*//" conftest.out`
 			eval NCURSES_$cf_name=\"$cf_result\"
 			# cat conftest.$ac_ext
 			# cat conftest.out
@@ -10254,10 +11110,10 @@ cf_cv_rel_version=${NCURSES_MAJOR}.${NCURSES_MINOR}
 
 cf_cv_timestamp=`date`
 
-echo "$as_me:10257: result: Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version ($cf_cv_timestamp)" >&5
+echo "$as_me:11113: result: Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version ($cf_cv_timestamp)" >&5
 echo "${ECHO_T}Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version ($cf_cv_timestamp)" >&6
 
-echo "$as_me:10260: checking if you want to have a library-prefix" >&5
+echo "$as_me:11116: checking if you want to have a library-prefix" >&5
 echo $ECHO_N "checking if you want to have a library-prefix... $ECHO_C" >&6
 
 # Check whether --with-lib-prefix or --without-lib-prefix was given.
@@ -10267,13 +11123,13 @@ if test "${with_lib_prefix+set}" = set; then
 else
   with_lib_prefix=auto
 fi;
-echo "$as_me:10270: result: $with_lib_prefix" >&5
+echo "$as_me:11126: result: $with_lib_prefix" >&5
 echo "${ECHO_T}$with_lib_prefix" >&6
 
-if test $with_lib_prefix = auto
+if test "$with_lib_prefix" = auto
 then
 
-	case $cf_cv_system_name in
+	case "$cf_cv_system_name" in
 	(OS/2*|os2*)
 		if test "$DFT_LWR_MODEL" = libtool; then
 			LIB_PREFIX='lib'
@@ -10281,12 +11137,15 @@ then
 			LIB_PREFIX=''
 		fi
 		;;
+	(*-msvc*)
+		LIB_PREFIX=''
+		;;
 	(*)	LIB_PREFIX='lib'
 		;;
 	esac
 cf_prefix=$LIB_PREFIX
 
-elif test $with_lib_prefix = no
+elif test "$with_lib_prefix" = no
 then
 	LIB_PREFIX=
 else
@@ -10302,7 +11161,7 @@ if test X"$CC_G_OPT" = X"" ; then
 	test -n "$GCC" && test "${ac_cv_prog_cc_g}" != yes && CC_G_OPT=''
 fi
 
-echo "$as_me:10305: checking for default loader flags" >&5
+echo "$as_me:11164: checking for default loader flags" >&5
 echo $ECHO_N "checking for default loader flags... $ECHO_C" >&6
 case $DFT_LWR_MODEL in
 (normal)  LD_MODEL=''   ;;
@@ -10310,15 +11169,15 @@ case $DFT_LWR_MODEL in
 (profile) LD_MODEL='-pg';;
 (shared)  LD_MODEL=''   ;;
 esac
-echo "$as_me:10313: result: $LD_MODEL" >&5
+echo "$as_me:11172: result: $LD_MODEL" >&5
 echo "${ECHO_T}$LD_MODEL" >&6
 
 LD_RPATH_OPT=
 if test "x$cf_cv_enable_rpath" != xno
 then
-	echo "$as_me:10319: checking for an rpath option" >&5
+	echo "$as_me:11178: checking for an rpath option" >&5
 echo $ECHO_N "checking for an rpath option... $ECHO_C" >&6
-	case $cf_cv_system_name in
+	case "$cf_cv_system_name" in
 	(irix*)
 		if test "$GCC" = yes; then
 			LD_RPATH_OPT="-Wl,-rpath,"
@@ -10347,12 +11206,12 @@ echo $ECHO_N "checking for an rpath option... $ECHO_C" >&6
 	(*)
 		;;
 	esac
-	echo "$as_me:10350: result: $LD_RPATH_OPT" >&5
+	echo "$as_me:11209: result: $LD_RPATH_OPT" >&5
 echo "${ECHO_T}$LD_RPATH_OPT" >&6
 
 	case "x$LD_RPATH_OPT" in
 	(x-R*)
-		echo "$as_me:10355: checking if we need a space after rpath option" >&5
+		echo "$as_me:11214: checking if we need a space after rpath option" >&5
 echo $ECHO_N "checking if we need a space after rpath option... $ECHO_C" >&6
 		cf_save_LIBS="$LIBS"
 
@@ -10372,8 +11231,8 @@ for cf_add_1lib in $cf_add_0lib; do
 done
 LIBS="$cf_add_libs"
 
-		cat >conftest.$ac_ext <<_ACEOF
-#line 10376 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 11235 "configure"
 #include "confdefs.h"
 
 int
@@ -10384,27 +11243,27 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:10388: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:11247: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:10391: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:10394: \"$ac_try\"") >&5
+  echo "$as_me:11250: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:11253: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10397: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:11256: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_rpath_space=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_rpath_space=yes
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 		LIBS="$cf_save_LIBS"
-		echo "$as_me:10407: result: $cf_rpath_space" >&5
+		echo "$as_me:11266: result: $cf_rpath_space" >&5
 echo "${ECHO_T}$cf_rpath_space" >&6
 		test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
 		;;
@@ -10426,14 +11285,14 @@ fi
 	cf_ld_rpath_opt=
 	test "$cf_cv_enable_rpath" = yes && cf_ld_rpath_opt="$LD_RPATH_OPT"
 
-	echo "$as_me:10429: checking if release/abi version should be used for shared libs" >&5
+	echo "$as_me:11288: checking if release/abi version should be used for shared libs" >&5
 echo $ECHO_N "checking if release/abi version should be used for shared libs... $ECHO_C" >&6
 
 # Check whether --with-shlib-version or --without-shlib-version was given.
 if test "${with_shlib_version+set}" = set; then
   withval="$with_shlib_version"
   test -z "$withval" && withval=auto
-	case $withval in
+	case "$withval" in
 	(yes)
 		cf_cv_shlib_version=auto
 		;;
@@ -10441,9 +11300,9 @@ if test "${with_shlib_version+set}" = set; then
 		cf_cv_shlib_version=$withval
 		;;
 	(*)
-		echo "$as_me:10444: result: $withval" >&5
+		echo "$as_me:11303: result: $withval" >&5
 echo "${ECHO_T}$withval" >&6
-		{ { echo "$as_me:10446: error: option value must be one of: rel, abi, or auto" >&5
+		{ { echo "$as_me:11305: error: option value must be one of: rel, abi, or auto" >&5
 echo "$as_me: error: option value must be one of: rel, abi, or auto" >&2;}
    { (exit 1); exit 1; }; }
 		;;
@@ -10452,7 +11311,7 @@ echo "$as_me: error: option value must be one of: rel, abi, or auto" >&2;}
 else
   cf_cv_shlib_version=auto
 fi;
-	echo "$as_me:10455: result: $cf_cv_shlib_version" >&5
+	echo "$as_me:11314: result: $cf_cv_shlib_version" >&5
 echo "${ECHO_T}$cf_cv_shlib_version" >&6
 
 	cf_cv_rm_so_locs=no
@@ -10466,7 +11325,7 @@ echo "${ECHO_T}$cf_cv_shlib_version" >&6
 	then
 		cf_try_fPIC=yes
 	else
-		case $cf_cv_system_name in
+		case "$cf_cv_system_name" in
 		(*linux*)	# e.g., PGI compiler
 			cf_try_fPIC=yes
 			;;
@@ -10475,14 +11334,14 @@ echo "${ECHO_T}$cf_cv_shlib_version" >&6
 
 	if test "$cf_try_fPIC" = yes
 	then
-		echo "$as_me:10478: checking which $CC option to use" >&5
+		echo "$as_me:11337: checking which $CC option to use" >&5
 echo $ECHO_N "checking which $CC option to use... $ECHO_C" >&6
 		cf_save_CFLAGS="$CFLAGS"
 		for CC_SHARED_OPTS in -fPIC -fpic ''
 		do
 			CFLAGS="$cf_save_CFLAGS $CC_SHARED_OPTS"
-			cat >conftest.$ac_ext <<_ACEOF
-#line 10485 "configure"
+			cat >"conftest.$ac_ext" <<_ACEOF
+#line 11344 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -10493,33 +11352,33 @@ int x = 1
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:10497: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:11356: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:10500: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:10503: \"$ac_try\"") >&5
+  echo "$as_me:11359: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:11362: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10506: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:11365: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 		done
-		echo "$as_me:10515: result: $CC_SHARED_OPTS" >&5
+		echo "$as_me:11374: result: $CC_SHARED_OPTS" >&5
 echo "${ECHO_T}$CC_SHARED_OPTS" >&6
 		CFLAGS="$cf_save_CFLAGS"
 	fi
 
 	cf_cv_shlib_version_infix=no
 
-	case $cf_cv_system_name in
+	case "$cf_cv_system_name" in
 	(aix4.3-9*|aix[5-7]*)
 		if test "$GCC" = yes; then
 			CC_SHARED_OPTS='-Wl,-brtl'
@@ -10583,7 +11442,7 @@ CF_EOF
 		MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -dynamiclib -install_name ${libdir}/`basename $@` -compatibility_version ${ABI_VERSION} -current_version ${ABI_VERSION} -o $@'
 		test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=abi
 		cf_cv_shlib_version_infix=yes
-		echo "$as_me:10586: checking if ld -search_paths_first works" >&5
+		echo "$as_me:11445: checking if ld -search_paths_first works" >&5
 echo $ECHO_N "checking if ld -search_paths_first works... $ECHO_C" >&6
 if test "${cf_cv_ldflags_search_paths_first+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -10591,8 +11450,8 @@ else
 
 			cf_save_LDFLAGS=$LDFLAGS
 			LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
-			cat >conftest.$ac_ext <<_ACEOF
-#line 10595 "configure"
+			cat >"conftest.$ac_ext" <<_ACEOF
+#line 11454 "configure"
 #include "confdefs.h"
 
 int
@@ -10603,30 +11462,30 @@ int i;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:10607: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:11466: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:10610: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:10613: \"$ac_try\"") >&5
+  echo "$as_me:11469: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:11472: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10616: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:11475: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_ldflags_search_paths_first=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_ldflags_search_paths_first=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 				LDFLAGS=$cf_save_LDFLAGS
 fi
-echo "$as_me:10627: result: $cf_cv_ldflags_search_paths_first" >&5
+echo "$as_me:11486: result: $cf_cv_ldflags_search_paths_first" >&5
 echo "${ECHO_T}$cf_cv_ldflags_search_paths_first" >&6
-		if test $cf_cv_ldflags_search_paths_first = yes; then
+		if test "$cf_cv_ldflags_search_paths_first" = yes; then
 			LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
 		fi
 		;;
@@ -10692,6 +11551,112 @@ echo "${ECHO_T}$cf_cv_ldflags_search_paths_first" >&6
 
 		MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $@'
 		;;
+	(mingw*msvc*)
+		cf_cv_shlib_version=msvcdll
+		cf_cv_shlib_version_infix=msvcdll
+		shlibdir=$bindir
+		MAKE_DLLS=
+		if test "$DFT_LWR_MODEL" = "shared" ; then
+			LOCAL_LDFLAGS="-link -dll"
+			LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
+			EXTRA_LDFLAGS="-link -dll $EXTRA_LDFLAGS"
+		fi
+		CC_SHARED_OPTS=
+		MK_SHARED_LIB=$SHELL' '$rel_builddir'/mk_shared_lib.sh $@ ${LD} ${CFLAGS}'
+		RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.lib"
+		cat >mk_shared_lib.sh <<-CF_EOF
+		#!$SHELL
+		SHARED_LIB=\$1
+		IMPORT_LIB=\`echo "\$1" | sed -e 's/[0-9]*\.dll$/.dll.lib/'\`
+		shift
+		my_ld=\$1
+		shift
+		cat <<-EOF
+		Linking shared library
+		** SHARED LIB \$SHARED_LIB
+		** IMPORT_LIB \$IMPORT_LIB
+EOF
+		args=\$(echo \$* | sed -E "s#-l(\w*)#\1.dll.lib#g" | sed -E "s#-L(\w*)#-LIBPATH:\1#g")
+		exec \$my_ld -DLL -IMPLIB:"\${IMPORT_LIB}" -OUT:"\${SHARED_LIB}" ${LDFLAGS} \$args
+		mv "\${IMPORT_LIB}" "\${IMPORT_LIB}"
+CF_EOF
+		chmod +x mk_shared_lib.sh
+		cat >mk_prog.sh <<-CF_EOF
+		#!$SHELL
+		shift
+		# Ignore first argument (compiler) and use LD (link.exe) unconditionally
+		LD="$LD"
+		clopts=()
+		ldopts=("/subsystem:console")
+		libs=()
+		isdll=0
+		while test \$# -gt 0; do
+			case "\$1" in
+				-link)
+					# ignore -link argument
+					;;
+				-M[TD] | -M[TD]d)
+					# ignore runtime-library option
+					;;
+				-dll)
+					isdll=1
+					;;
+				-W* | -w*)
+					# ignore warnings
+					;;
+				-D*)
+					clopts+=("\$1")
+					;;
+				-I*)
+					clopts+=("\$1")
+					;;
+				-l*)
+					libs+=("\`echo \"\$1\" | sed \"s/^-l//\"\`")
+					;;
+				-L*)
+					ldopts+=("\`echo \"\$1\" | sed \"s/^-L/-LIBPATH:/\"\`")
+					;;
+				*.obj | *.o)
+					ldopts+=("\$1")
+					;;
+				-Wl,*)
+					for linkarg in \`echo '\$1' | sed -e 's/-Wl,//' -e 's/,/ /'\`; do
+						ldopts+=("\${linkarg}")
+					done
+					;;
+				*.lib)
+					ldopts+=("\$1")
+					;;
+				-o)
+					shift
+					ldopts+=("-out:\$1")
+					;;
+				*)
+					clopts+=("\$1")
+					ldopts+=("\$1")
+					;;
+			esac
+			shift
+		done
+		if [ "\$isdll" -ne 0 ]; then
+			for lib in \${libs[*]}; do
+				ldopts+=("\$lib.dll.lib")
+			done
+		else
+			for lib in \${libs[*]}; do
+				ldopts+=("\$lib.lib")
+			done
+		fi
+		cat <<-EOF
+		Creating program
+		** ld options:   "\${ldopts[@]}"
+EOF
+		exec \$LD \${ldopts[@]}
+CF_EOF
+		chmod +x mk_prog.sh
+		LINK_PROGS="$SHELL ${rel_builddir}/mk_prog.sh"
+		LINK_TESTS="$SHELL ${rel_builddir}/mk_prog.sh"
+		;;
 	(mingw*)
 		cf_cv_shlib_version=mingw
 		cf_cv_shlib_version_infix=mingw
@@ -10738,6 +11703,14 @@ CF_EOF
 
 		MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -shared -Wl,-Bshareable,-soname,'$cf_cv_shared_soname',-stats,-lc -o $@'
 		;;
+	(nskJ*)
+		CC_SHARED_OPTS=
+		MK_SHARED_LIB='${LD} -Wshared -Weld=-export_all -o $@'
+		;;
+	(nskL*)
+		CC_SHARED_OPTS=
+		MK_SHARED_LIB='${LD} -Wshared -Wxld=-export_all -o $@'
+		;;
 	(nto-qnx*|openbsd*|freebsd[12].*)
 		CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
 		MK_SHARED_LIB='${LD} ${LDFLAGS} -Bshareable -o $@'
@@ -10783,7 +11756,7 @@ CF_EOF
 
 			MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname' -o $@'
 		else
-			MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -Wl,-shared -Wl,-Bshareable -o $@'
+			MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -shared -o $@'
 		fi
 		;;
 	(osf*|mls+*)
@@ -10791,7 +11764,7 @@ CF_EOF
 		# tested with OSF/1 V3.2 and gcc 2.6.3 (but the c++ demo didn't
 		# link with shared libs).
 		MK_SHARED_LIB='${LD} ${LDFLAGS} -set_version ${REL_VERSION}:${ABI_VERSION} -expect_unresolved "*" -shared -soname `basename $@`'
-		case $host_os in
+		case "$host_os" in
 		(osf4*)
 			MK_SHARED_LIB="${MK_SHARED_LIB} -msym"
 			;;
@@ -10848,36 +11821,36 @@ CF_EOF
 			for cf_shared_opts in -xcode=pic32 -xcode=pic13 -KPIC -Kpic -O
 			do
 				CFLAGS="$cf_shared_opts $cf_save_CFLAGS"
-				cat >conftest.$ac_ext <<_ACEOF
-#line 10852 "configure"
+				cat >"conftest.$ac_ext" <<_ACEOF
+#line 11825 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
 main (void)
 {
-printf("Hello\n");
+printf("Hello\\n");
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:10864: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:11837: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:10867: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:10870: \"$ac_try\"") >&5
+  echo "$as_me:11840: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:11843: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10873: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:11846: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 			done
 			CFLAGS="$cf_save_CFLAGS"
 			CC_SHARED_OPTS=$cf_shared_opts
@@ -10907,7 +11880,7 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 			test "$cf_cv_do_symlinks" = no && cf_cv_do_symlinks=yes
 			;;
 		(*)
-			{ echo "$as_me:10910: WARNING: ignored --with-shlib-version" >&5
+			{ echo "$as_me:11883: WARNING: ignored --with-shlib-version" >&5
 echo "$as_me: WARNING: ignored --with-shlib-version" >&2;}
 			;;
 		esac
@@ -10917,11 +11890,11 @@ echo "$as_me: WARNING: ignored --with-shlib-version" >&2;}
 	if test -n "$cf_try_cflags"
 	then
 cat > conftest.$ac_ext <<EOF
-#line 10920 "${as_me:-configure}"
+#line 11893 "${as_me:-configure}"
 #include <stdio.h>
 int main(int argc, char *argv[])
 {
-	printf("hello\n");
+	printf("hello\\n");
 	return (argv[argc-1] == 0) ;
 }
 EOF
@@ -10929,18 +11902,18 @@ EOF
 		for cf_opt in $cf_try_cflags
 		do
 			CFLAGS="$cf_save_CFLAGS -$cf_opt"
-			echo "$as_me:10932: checking if CFLAGS option -$cf_opt works" >&5
+			echo "$as_me:11905: checking if CFLAGS option -$cf_opt works" >&5
 echo $ECHO_N "checking if CFLAGS option -$cf_opt works... $ECHO_C" >&6
-			if { (eval echo "$as_me:10934: \"$ac_compile\"") >&5
+			if { (eval echo "$as_me:11907: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:10937: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
-				echo "$as_me:10939: result: yes" >&5
+  echo "$as_me:11910: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; then
+				echo "$as_me:11912: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 				cf_save_CFLAGS="$CFLAGS"
 			else
-				echo "$as_me:10943: result: no" >&5
+				echo "$as_me:11916: result: no" >&5
 echo "${ECHO_T}no" >&6
 			fi
 		done
@@ -10951,21 +11924,21 @@ echo "${ECHO_T}no" >&6
 	test -n "$cf_ld_rpath_opt" && MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${RPATH_LIST}"
 	test -z "$RPATH_LIST" && RPATH_LIST="\${libdir}"
 
-	test $cf_cv_rm_so_locs = yes && RM_SHARED_OPTS="$RM_SHARED_OPTS so_locations"
+	test "$cf_cv_rm_so_locs" = yes && RM_SHARED_OPTS="$RM_SHARED_OPTS so_locations"
 
 	test -n "$verbose" && echo "	CC_SHARED_OPTS: $CC_SHARED_OPTS" 1>&6
 
-echo "${as_me:-configure}:10958: testing CC_SHARED_OPTS: $CC_SHARED_OPTS ..." 1>&5
+echo "${as_me:-configure}:11931: testing CC_SHARED_OPTS: $CC_SHARED_OPTS ..." 1>&5
 
 	test -n "$verbose" && echo "	MK_SHARED_LIB:  $MK_SHARED_LIB" 1>&6
 
-echo "${as_me:-configure}:10962: testing MK_SHARED_LIB:  $MK_SHARED_LIB ..." 1>&5
+echo "${as_me:-configure}:11935: testing MK_SHARED_LIB:  $MK_SHARED_LIB ..." 1>&5
 
 # The test/sample programs in the original tree link using rpath option.
 # Make it optional for packagers.
 if test -n "$LOCAL_LDFLAGS"
 then
-	echo "$as_me:10968: checking if you want to link sample programs with rpath option" >&5
+	echo "$as_me:11941: checking if you want to link sample programs with rpath option" >&5
 echo $ECHO_N "checking if you want to link sample programs with rpath option... $ECHO_C" >&6
 
 # Check whether --enable-rpath-link or --disable-rpath-link was given.
@@ -10975,7 +11948,7 @@ if test "${enable_rpath_link+set}" = set; then
 else
   with_rpath_link=yes
 fi;
-	echo "$as_me:10978: result: $with_rpath_link" >&5
+	echo "$as_me:11951: result: $with_rpath_link" >&5
 echo "${ECHO_T}$with_rpath_link" >&6
 	if test "$with_rpath_link" = no
 	then
@@ -10988,7 +11961,7 @@ fi
 
 ###   use option --enable-broken-linker to force on use of broken-linker support
 
-echo "$as_me:10991: checking if you want broken-linker support code" >&5
+echo "$as_me:11964: checking if you want broken-linker support code" >&5
 echo $ECHO_N "checking if you want broken-linker support code... $ECHO_C" >&6
 
 # Check whether --enable-broken_linker or --disable-broken_linker was given.
@@ -10998,10 +11971,10 @@ if test "${enable_broken_linker+set}" = set; then
 else
   with_broken_linker=no
 fi;
-echo "$as_me:11001: result: $with_broken_linker" >&5
+echo "$as_me:11974: result: $with_broken_linker" >&5
 echo "${ECHO_T}$with_broken_linker" >&6
 
-: ${BROKEN_LINKER:=0}
+: "${BROKEN_LINKER:=0}"
 if test "x$with_broken_linker" = xyes ; then
 
 cat >>confdefs.h <<\EOF
@@ -11013,14 +11986,14 @@ fi
 
 # Check to define _XOPEN_SOURCE "automatically"
 
-echo "$as_me:11016: checking if the POSIX test-macros are already defined" >&5
+echo "$as_me:11989: checking if the POSIX test-macros are already defined" >&5
 echo $ECHO_N "checking if the POSIX test-macros are already defined... $ECHO_C" >&6
 if test "${cf_cv_posix_visible+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 11023 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 11996 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -11038,28 +12011,28 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:11042: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:12015: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:11045: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:11048: \"$ac_try\"") >&5
+  echo "$as_me:12018: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:12021: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11051: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12024: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_posix_visible=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_posix_visible=yes
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:11062: result: $cf_cv_posix_visible" >&5
+echo "$as_me:12035: result: $cf_cv_posix_visible" >&5
 echo "${ECHO_T}$cf_cv_posix_visible" >&6
 
 if test "$cf_cv_posix_visible" = no; then
@@ -11068,7 +12041,7 @@ cf_XOPEN_SOURCE=600
 cf_POSIX_C_SOURCE=199506L
 cf_xopen_source=
 
-case $host_os in
+case "$host_os" in
 (aix[4-7]*)
 	cf_xopen_source="-D_ALL_SOURCE"
 	;;
@@ -11104,14 +12077,14 @@ case $host_os in
 
 cf_gnu_xopen_source=$cf_XOPEN_SOURCE
 
-echo "$as_me:11107: checking if this is the GNU C library" >&5
+echo "$as_me:12080: checking if this is the GNU C library" >&5
 echo $ECHO_N "checking if this is the GNU C library... $ECHO_C" >&6
 if test "${cf_cv_gnu_library+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 11114 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 12087 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -11129,28 +12102,28 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:11133: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:12106: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:11136: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:11139: \"$ac_try\"") >&5
+  echo "$as_me:12109: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:12112: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11142: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12115: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_gnu_library=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_gnu_library=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:11153: result: $cf_cv_gnu_library" >&5
+echo "$as_me:12126: result: $cf_cv_gnu_library" >&5
 echo "${ECHO_T}$cf_cv_gnu_library" >&6
 
 if test x$cf_cv_gnu_library = xyes; then
@@ -11158,7 +12131,7 @@ if test x$cf_cv_gnu_library = xyes; then
 	# With glibc 2.19 (13 years after this check was begun), _DEFAULT_SOURCE
 	# was changed to help a little.  newlib incorporated the change about 4
 	# years later.
-	echo "$as_me:11161: checking if _DEFAULT_SOURCE can be used as a basis" >&5
+	echo "$as_me:12134: checking if _DEFAULT_SOURCE can be used as a basis" >&5
 echo $ECHO_N "checking if _DEFAULT_SOURCE can be used as a basis... $ECHO_C" >&6
 if test "${cf_cv_gnu_library_219+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -11169,8 +12142,8 @@ else
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-D_DEFAULT_SOURCE"
 
-		cat >conftest.$ac_ext <<_ACEOF
-#line 11173 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 12146 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -11188,34 +12161,34 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:11192: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:12165: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:11195: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:11198: \"$ac_try\"") >&5
+  echo "$as_me:12168: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:12171: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11201: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12174: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_gnu_library_219=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_gnu_library_219=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 		CPPFLAGS="$cf_save"
 
 fi
-echo "$as_me:11213: result: $cf_cv_gnu_library_219" >&5
+echo "$as_me:12186: result: $cf_cv_gnu_library_219" >&5
 echo "${ECHO_T}$cf_cv_gnu_library_219" >&6
 
 	if test "x$cf_cv_gnu_library_219" = xyes; then
 		cf_save="$CPPFLAGS"
-		echo "$as_me:11218: checking if _XOPEN_SOURCE=$cf_gnu_xopen_source works with _DEFAULT_SOURCE" >&5
+		echo "$as_me:12191: checking if _XOPEN_SOURCE=$cf_gnu_xopen_source works with _DEFAULT_SOURCE" >&5
 echo $ECHO_N "checking if _XOPEN_SOURCE=$cf_gnu_xopen_source works with _DEFAULT_SOURCE... $ECHO_C" >&6
 if test "${cf_cv_gnu_dftsrc_219+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -11228,19 +12201,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in -D_DEFAULT_SOURCE -D_XOPEN_SOURCE=$cf_gnu_xopen_source
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -11259,7 +12232,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -11289,7 +12262,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -11319,8 +12292,8 @@ if test -n "$cf_new_extra_cppflags" ; then
 
 fi
 
-			cat >conftest.$ac_ext <<_ACEOF
-#line 11323 "configure"
+			cat >"conftest.$ac_ext" <<_ACEOF
+#line 12296 "configure"
 #include "confdefs.h"
 
 				#include <limits.h>
@@ -11339,28 +12312,28 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:11343: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:12316: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:11346: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:11349: \"$ac_try\"") >&5
+  echo "$as_me:12319: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:12322: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11352: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12325: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_gnu_dftsrc_219=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_gnu_dftsrc_219=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:11363: result: $cf_cv_gnu_dftsrc_219" >&5
+echo "$as_me:12336: result: $cf_cv_gnu_dftsrc_219" >&5
 echo "${ECHO_T}$cf_cv_gnu_dftsrc_219" >&6
 		test "x$cf_cv_gnu_dftsrc_219" = "xyes" || CPPFLAGS="$cf_save"
 	else
@@ -11369,14 +12342,14 @@ echo "${ECHO_T}$cf_cv_gnu_dftsrc_219" >&6
 
 	if test "x$cf_cv_gnu_dftsrc_219" != xyes; then
 
-		echo "$as_me:11372: checking if we must define _GNU_SOURCE" >&5
+		echo "$as_me:12345: checking if we must define _GNU_SOURCE" >&5
 echo $ECHO_N "checking if we must define _GNU_SOURCE... $ECHO_C" >&6
 if test "${cf_cv_gnu_source+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-		cat >conftest.$ac_ext <<_ACEOF
-#line 11379 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 12352 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -11390,22 +12363,22 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:11394: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:12367: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:11397: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:11400: \"$ac_try\"") >&5
+  echo "$as_me:12370: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:12373: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11403: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12376: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_gnu_source=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_save="$CPPFLAGS"
 
 cf_fix_cppflags=no
@@ -11415,19 +12388,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in -D_GNU_SOURCE
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -11446,7 +12419,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -11476,7 +12449,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -11506,8 +12479,8 @@ if test -n "$cf_new_extra_cppflags" ; then
 
 fi
 
-			 cat >conftest.$ac_ext <<_ACEOF
-#line 11510 "configure"
+			 cat >"conftest.$ac_ext" <<_ACEOF
+#line 12483 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -11521,37 +12494,37 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:11525: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:12498: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:11528: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:11531: \"$ac_try\"") >&5
+  echo "$as_me:12501: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:12504: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11534: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12507: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_gnu_source=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_gnu_source=yes
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 			CPPFLAGS="$cf_save"
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:11549: result: $cf_cv_gnu_source" >&5
+echo "$as_me:12522: result: $cf_cv_gnu_source" >&5
 echo "${ECHO_T}$cf_cv_gnu_source" >&6
 
 		if test "$cf_cv_gnu_source" = yes
 		then
-		echo "$as_me:11554: checking if we should also define _DEFAULT_SOURCE" >&5
+		echo "$as_me:12527: checking if we should also define _DEFAULT_SOURCE" >&5
 echo $ECHO_N "checking if we should also define _DEFAULT_SOURCE... $ECHO_C" >&6
 if test "${cf_cv_default_source+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -11560,8 +12533,8 @@ else
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-D_GNU_SOURCE"
 
-			cat >conftest.$ac_ext <<_ACEOF
-#line 11564 "configure"
+			cat >"conftest.$ac_ext" <<_ACEOF
+#line 12537 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -11575,28 +12548,28 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:11579: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:12552: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:11582: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:11585: \"$ac_try\"") >&5
+  echo "$as_me:12555: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:12558: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11588: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12561: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_default_source=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_default_source=yes
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:11599: result: $cf_cv_default_source" >&5
+echo "$as_me:12572: result: $cf_cv_default_source" >&5
 echo "${ECHO_T}$cf_cv_default_source" >&6
 			if test "$cf_cv_default_source" = yes
 			then
@@ -11633,16 +12606,16 @@ cf_trim_CPPFLAGS=`echo "$cf_save_CPPFLAGS" | \
 	sed	-e 's/-[UD]'"_POSIX_C_SOURCE"'\(=[^ 	]*\)\?[ 	]/ /g' \
 		-e 's/-[UD]'"_POSIX_C_SOURCE"'\(=[^ 	]*\)\?$//g'`
 
-echo "$as_me:11636: checking if we should define _POSIX_C_SOURCE" >&5
+echo "$as_me:12609: checking if we should define _POSIX_C_SOURCE" >&5
 echo $ECHO_N "checking if we should define _POSIX_C_SOURCE... $ECHO_C" >&6
 if test "${cf_cv_posix_c_source+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-echo "${as_me:-configure}:11642: testing if the symbol is already defined go no further ..." 1>&5
+echo "${as_me:-configure}:12615: testing if the symbol is already defined go no further ..." 1>&5
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 11645 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 12618 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -11656,22 +12629,22 @@ make an error
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:11660: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:12633: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:11663: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:11666: \"$ac_try\"") >&5
+  echo "$as_me:12636: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:12639: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11669: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12642: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_posix_c_source=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_want_posix_source=no
 	 case .$cf_POSIX_C_SOURCE in
 	 (.[12]??*)
@@ -11686,8 +12659,8 @@ cf_want_posix_source=no
 		;;
 	 esac
 	 if test "$cf_want_posix_source" = yes ; then
-		cat >conftest.$ac_ext <<_ACEOF
-#line 11690 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 12663 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -11701,28 +12674,28 @@ make an error
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:11705: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:12678: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:11708: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:11711: \"$ac_try\"") >&5
+  echo "$as_me:12681: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:12684: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11714: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12687: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE"
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 	 fi
 
-echo "${as_me:-configure}:11725: testing ifdef from value $cf_POSIX_C_SOURCE ..." 1>&5
+echo "${as_me:-configure}:12698: testing ifdef from value $cf_POSIX_C_SOURCE ..." 1>&5
 
 	 CFLAGS="$cf_trim_CFLAGS"
 	 CPPFLAGS="$cf_trim_CPPFLAGS"
@@ -11730,10 +12703,10 @@ echo "${as_me:-configure}:11725: testing ifdef from value $cf_POSIX_C_SOURCE ...
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}$cf_cv_posix_c_source"
 
-echo "${as_me:-configure}:11733: testing if the second compile does not leave our definition intact error ..." 1>&5
+echo "${as_me:-configure}:12706: testing if the second compile does not leave our definition intact error ..." 1>&5
 
-	 cat >conftest.$ac_ext <<_ACEOF
-#line 11736 "configure"
+	 cat >"conftest.$ac_ext" <<_ACEOF
+#line 12709 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -11747,33 +12720,33 @@ make an error
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:11751: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:12724: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:11754: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:11757: \"$ac_try\"") >&5
+  echo "$as_me:12727: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:12730: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11760: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12733: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_posix_c_source=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 	 CFLAGS="$cf_save_CFLAGS"
 	 CPPFLAGS="$cf_save_CPPFLAGS"
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:11776: result: $cf_cv_posix_c_source" >&5
+echo "$as_me:12749: result: $cf_cv_posix_c_source" >&5
 echo "${ECHO_T}$cf_cv_posix_c_source" >&6
 
 if test "$cf_cv_posix_c_source" != no ; then
@@ -11787,19 +12760,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in $cf_cv_posix_c_source
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -11818,7 +12791,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -11848,7 +12821,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "$