make -C libavutil   install-libs
make[1]: Entering directory `/usr/src/RPM/BUILD/ffmpeg-0.5.0/libavutil'
install -d "/usr/src/tmp/ffmpeg-buildroot/usr/lib64"
install -s -m 755 libavutil.so \
                /usr/src/tmp/ffmpeg-buildroot/usr/lib/libavutil.so.49.0.0
install: cannot create regular file `/usr/src/tmp/ffmpeg-buildroot/usr/lib/libavutil.so.49.0.0': No such file or directory
make[1]: *** [install-lib-shared] Error 1
make[1]: Leaving directory `/usr/src/RPM/BUILD/ffmpeg-0.5.0/libavutil'
make: *** [install-libs] Error 2
make: Leaving directory `/usr/src/RPM/BUILD/ffmpeg-0.5.0'