(contrib) Do not use --std=c99 for ffmpeg on contrib when crosscompiling to win32.

extras/contrib/src/Makefile

@@ -1083,6 +1083,9 @@ ifdef HAVE_UCLIBC
 	patch -p0 < Patches/ffmpeg-svn-internal-define.patch
 	patch -p0 < Patches/ffmpeg-svn-libavformat.patch
 endif
+ifdef HAVE_WIN32
+	(cd $@; patch -p0 < ../Patches/ffmpeg-svn-win32.patch)
+endif
 ifdef NO_TEXT_RELOCATION
 	echo "Broken LD. Fix your tools."
 	exit -1

extras/contrib/src/Patches/ffmpeg-svn-win32.patch

+Index: configure
+===================================================================
+--- configure	(revision 15611)
++++ configure	(working copy)
+@@ -1149,7 +1149,7 @@
+ TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
+ 
+ check_cflags -fasm
+-check_cflags -std=c99
++# check_cflags -std=c99
+ 
+ case "$arch" in
+     i386|i486|i586|i686|i86pc|BePC)