Include libxvid_internal.h: It contains the prototype for av_tempfile().

Originally committed as revision 22116 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/utils.c

@@ -37,6 +37,7 @@
 #include "opt.h"
 #include "imgconvert.h"
 #include "audioconvert.h"
+#include "libxvid_internal.h"
 #include "internal.h"
 #include <stdlib.h>
 #include <stdarg.h>