X-Git-Url: https://git.wh0rd.org/?p=fontconfig.git;a=blobdiff_plain;f=configure.in;h=17a3c994fad83613aed7f385388b5e20ed75f8d5;hp=7875831371933c28e11bcf50ce8b9cb0aaac9ba7;hb=5b8e43a48ea1a5fb4e54dd12fe965439df2bf95d;hpb=ab2cb932b25af20896c08f4641dfa696ed651418

diff --git a/configure.in b/configure.in
index 7875831..17a3c99 100644
--- a/configure.in
+++ b/configure.in
@@ -78,14 +78,16 @@ fi
 AM_CONDITIONAL(MS_LIB_AVAILABLE, test x$ms_librarian = xyes)
 
 WARN_CFLAGS=""
-
 if test "x$GCC" = "xyes"; then
 	WARN_CFLAGS="-Wall -Wpointer-arith -Wstrict-prototypes \
 	-Wmissing-prototypes -Wmissing-declarations \
 	-Wnested-externs -fno-strict-aliasing"
+	AC_DEFINE_UNQUOTED(HAVE_WARNING_CPP_DIRECTIVE,1,
+	[Can use #warning in C files])
 fi
 AC_SUBST(WARN_CFLAGS)
 
+
 dnl ==========================================================================
 
 AM_CONDITIONAL(CROSS_COMPILING, test $cross_compiling = yes)