diff -Nru ffmpeg-0.11.orig/libavformat/Makefile ffmpeg-0.11/libavformat/Makefile
--- ffmpeg-0.11.orig/libavformat/Makefile	2012-05-25 20:02:16.000000000 +0200
+++ ffmpeg-0.11/libavformat/Makefile	2012-06-07 15:44:41.922379209 +0200
@@ -6,6 +6,7 @@
 HEADERS = avformat.h                                                    \
           avio.h                                                        \
           version.h                                                     \
+          url.h                                                         \
 
 OBJS = allformats.o         \
        avio.o               \
