Mednafen is a multi-game-system emulator, for various platforms,
including emulation of Atari Lynx, Famicom, GameBoy (Color), GameBoy
Advance, Neo Geo Pocket (Color), NES - both NTSC and PAL, PC-FX,
WonderSwan (Color), PC Engine/TurboGrafx 16 (CD) and SuperGrafx.

Optional dependency: Mednafen will use jack if it's available at build
time.

To make Mednafen use ALSA's default output, run like so:

  /usr/bin/mednafen -sound.device sexyal-literal-default