ref: dc2cf82f3b8d54c0dbaad1256ccd206b7f8ec65e dir: /bin/skey/
#!/bin/rc rfork n games/wadfs /sys/games/lib/doom/d2/doom2.wad >[2]/dev/null mkey | games/dmid -s | games/opl3 | norm 5 >/dev/audio