https://github.com/RetroPie/RetroPie-Setup
Gl 관련 문제
sudo ln -s /usr/lib/arm-linux-gnueabihf/libEGL.so.1.0.0 /usr/lib/libEGL.sosudo ln -s /usr/lib/arm-linux-gnueabihf/libGLESv2.so.2.0.0 /usr/lib/libGLESv2.sohttps://www.raspberrypi.org/forums/viewtopic.php?t=191857