Index: configure.ac
===================================================================
RCS file: /var/cvs/videolan/vlc/configure.ac,v
retrieving revision 1.202
diff -u -r1.202 configure.ac
--- configure.ac	28 Mar 2004 20:17:59 -0000	1.202
+++ configure.ac	30 Mar 2004 10:59:25 -0000
@@ -1882,7 +1882,7 @@
       AC_MSG_RESULT(no)
       AC_MSG_ERROR([cannot find ${real_ffmpeg_tree}/libavcodec/libavcodec.a, make sure you compiled libavcodec in ${with_ffmpeg_tree}])
     fi
-    if ! grep -q "pp_get_context" "${real_ffmpeg_tree}/libavcodec/libavcodec.a"; then
+    if ! fgrep -s "pp_get_context" "${real_ffmpeg_tree}/libavcodec/libavcodec.a"; then
       dnl  The given libavcodec wasn't built with --enable-pp
       AC_MSG_RESULT(no)
       AC_MSG_ERROR([${real_ffmpeg_tree}/libavcodec/libavcodec.a was not compiled with postprocessing support, make sure you configured ffmpeg with --enable-pp])
