ref: 2c5dfc8dbd6cf36adedf1b4be35e49f8a8d5f3cf dir: /sys/src/cmd/diff/mkfile/
< /$objtype/mkfile TARG=diff OFILES=\ diffdir.$O\ diffio.$O\ diffreg.$O\ main.$O\ HFILES=diff.h BIN=/$objtype/bin </sys/src/cmd/mkone