New review comment by ericonr on void-packages repository

https://github.com/void-linux/void-packages/pull/23963#discussion_r463339001

Comment:
`xmake` doesn't exist in void.

Since you're using the `gnu-makefile` build style, first try it without setting any function, its defaults are usually good enough for most programs. If it works, you will only need to run `vlicense LICENSE` in `post_install()`.