This is LZDoom updated/merged to match GZDoom 4.7.1. Its sole purpose is for playing Legend of Doom on an RPi4 Retropie. It might work well for other games too, but that's completely untested.
Copyright (c) 1998-2021 ZDoom + GZDoom teams, and contributors
Doom Source (c) 1997 id Software, Raven Software, and contributors
Please see license files for individual contributor licenses
Special thanks to Coraline of the EDGE team for allowing us to use her README.md as a template for this one.
To build LZDoom, please see the wiki and see the "Programmer's Corner" on the bottom-right corner of the page to build for your platform.