ref: e4ee3ece6a3297a1a6c6d4b74ec8538ad473f05a
dir: /TODO/
To do: * Fix Final Doom, Ultimate Doom, IWAD selection in general * Port network code to SDL_net * Address any remaining problems with audio(?) * Windows port * Music * Startup messages * Dehacked support * ENDOOM * Check quit messages selected correctly * Setup utility * Short-circuit Zone memory