This fixes shared library versioning after 3dd851c.
Signed-off-by: Mans Rullgard <mans@mansr.com>
get_version LIBSWSCALE libswscale/swscale.h
get_version LIBPOSTPROC libpostproc/postprocess.h
-get_version LIBAVCODEC libavcodec/avcodec.h
+get_version LIBAVCODEC libavcodec/version.h
get_version LIBAVDEVICE libavdevice/avdevice.h
get_version LIBAVFORMAT libavformat/version.h
get_version LIBAVUTIL libavutil/avutil.h