New review comment by classabbyamp on void-packages repository

https://github.com/void-linux/void-packages/pull/38249#discussion_r928292821

Comment:
no I meant, does the program's build system generate a makefile that has an `install` target, so you don't have to do it manually. If so, that can be used instead of manually installing everything, and things that are not included in that can be installed in `post_install()`