diff -Naur autoconf.orig/m4/video.m4 autoconf/m4/video.m4
--- autoconf.orig/m4/video.m4	2007-08-22 08:21:01.000000000 -0400
+++ autoconf/m4/video.m4	2007-08-22 08:24:28.000000000 -0400
@@ -23,42 +23,6 @@
 		AC_SEARCH_LIBS(avcodec_init, [avcodec], have_libavcodec=yes,  have_libavcodec=no)
 		AC_SEARCH_LIBS(guess_format, [avformat], have_libavformat=yes,  have_libavformat=no)
 	fi
-
-if test "$have_libavcodec" = "yes"; then
-  AC_MSG_CHECKING([for matching libavcodec headers and libs])
-  AC_RUN_IFELSE([AC_LANG_SOURCE([[
-	#include <ffmpeg/avcodec.h>
-	int main()
-	{
-		return ( LIBAVCODEC_VERSION_INT == avcodec_version() &&
-			 LIBAVCODEC_BUILD == avcodec_build() ) ? 0:1;
-	}
-	]])],[],[have_libavcodec=no],[])
-  AC_MSG_RESULT($have_libavcodec)
-  if test "$have_libavcodec" = "yes"; then
-    AC_MSG_CHECKING([libavcodec revision])
-    AC_RUN_IFELSE([AC_LANG_SOURCE([[
-	#include <ffmpeg/avcodec.h>
-	int main()
-	{
-		return ( LIBAVCODEC_VERSION_INT == 0x332800 ) ? 0:1;
-	}
-	]])],[],[have_libavcodec=no],[])
-    AC_MSG_RESULT($have_libavcodec)
-  fi
-fi
-
-if test "$have_libavformat" = "yes"; then
-  AC_MSG_CHECKING([libavformat revision])
-  AC_RUN_IFELSE([AC_LANG_SOURCE([[
-	#include <ffmpeg/avformat.h>
-	int main()
-	{
-		return ( LIBAVFORMAT_VERSION_INT == 0x330B00 )? 0:1;
-	}
-	]])],[],[have_libavformat=no],[])
-  AC_MSG_RESULT($have_libavformat)
-fi
 fi
 
 have_ffmpeg=no