Contribs: uneeded patch for FFmpeg/win32

Thanks to fenrir and ramiro for their continuous work.

extras/contrib/src/Makefile

@@ -1040,9 +1040,6 @@ 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

---- configure.orig	2009-07-26 00:06:36.000000000 +0200
-+++ configure	2009-07-26 00:08:21.000000000 +0200
-@@ -1674,7 +1674,7 @@
- fi
- 
- add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
--check_cflags -std=c99
-+#check_cflags -std=c99
- check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
- #include <stdlib.h>
- EOF