SlackBuildsOrg/games/libretro-mgba

mGBA is a Nintendo Game Boy Advance video game system emulator that can be used
as a libretro core.

mGBA is a new emulator for running Game Boy Advance games. It aims to be faster
and more accurate than many existing Game Boy Advance emulators, as well as
adding features that other emulators lack. It also supports Game Boy and Game
Boy Color games.

mGBA optionally supports using the following BIOS image file for operation:

* gba_bios.bin (Game Boy Advance Image)

To build the debugging symbols use:
  DEBUG=1 ./libretro-mgba.SlackBuild