gtk/configure.ac | 2 1 + 1 - 0 !
libhb/module.defs | 8 2 + 6 - 0 !
make/include/main.defs | 29 0 + 29 - 0 !
test/module.defs | 8 6 + 2 - 0 !
4 files changed, 9 insertions(+), 38 deletions(-)

 remove embedded/downloaded copies of various libraries

Once this is acceptable, this should be forwarded upstream so that the
use of system libraries is an option, instead of downloading libraries
and programs at build time.

make/configure.py | 6 3 + 3 - 0 !
1 file changed, 3 insertions(+), 3 deletions(-)

 do not abort if libtool, meson or ninja-build are missing

They are not used anywhere.

libhb/handbrake/internal.h | 1 1 + 0 - 0 !
1 file changed, 1 insertion(+)

 add additional header include for ffmpeg 5.0

libavutil/avutil.h is needed for AV_NOPTS_VALUE which is used extensively
in the code, so include it here.