--- configure.ac.orig	2009-03-08 23:43:03.000000000 +0300
+++ configure.ac	2013-10-17 08:08:52.015773416 +0400
@@ -330,6 +330,8 @@
 dnl Give users chance to disable check for these two libraries that can't be disabled 
 dnl by any other means...
 dnl 
+AC_LANG_PUSH([C++])
+
 AC_ARG_WITH([libsquish],
 	    [AS_HELP_STRING([--with-squish[[=yes/no]]],
 			    [Do you want to use the squish library if possible? (enables HW accelerated DXT compression, default="yes")]) ],
@@ -346,6 +348,7 @@
 AS_IF([test "x$with_nvtt" = "xyes"],
       [DEVIL_CHECK_NVIDIA_TEXTOOLS])
 
+AC_LANG_POP([C++])
 dnl
 dnl ILUT APIs library checking
 dnl