ref: e2828a5f2707a3bb4939af5e4e462e5b78a2ce6c dir: /sys/src/games/opl3/mkfile/
</$objtype/mkfile BIN=/$objtype/bin/games TARG=opl3 OFILES=opl3.$O opl3m.$O HFILES= </sys/src/cmd/mkone