Do not attempt to put -lgthread-2.0 before its -L clause!

--- configure.orig
+++ configure
@@ -4288,7 +4288,7 @@
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
-LIBS="-lgthread-2.0 $GTHREAD_LIBS $LIBS"
+LIBS="$GTHREAD_LIBS $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
@@ -4350,7 +4350,6 @@
 #define HAVE_LIBGTHREAD_2_0 1
 _ACEOF
 
-  LIBS="-lgthread-2.0 $LIBS"
 
 fi