New comment by zlice on void-packages repository

https://github.com/void-linux/void-packages/pull/41470#issuecomment-1475297910

Comment:
> It would be acceptable to have a ffmpeg4 package and switch all packages that don't work with ffmpeg 5 to it if ...

Have an example package of how this works? I see `mlt`(6) and `mlt7` but I'm not seeing where the binary becomes `melt` vs `melt-7` unless it's in makefiles or something.