ref: 23b52bbf23bcc3f7f64b4d3496993bee83f5f2eb dir: /sys/src/games/opl3/mkfile/
</$objtype/mkfile BIN=/$objtype/bin/games TARG=opl3 OFILES=opl3.$O opl3m.$O HFILES= </sys/src/cmd/mkone