In Gentoo, ebuild is the name used to refer to scripts that portage can use to install packages, but it is also the name of a command that can be used to access low-level features of ebuild functions themselves. In this video, I go over how to use this important portage tool. Check it out!
If you would like to see more Gentoo-related videos, check out the rest of my YouTube channel: https://www.youtube.com/channel/UC8F_ci7-G_XBXvoRGQR-fMQ