ref: f96bae7a1d09fede6a6c884c166c93ec37f4a60d dir: /sys/src/cmd/upas/Mail/mkfile/
</$objtype/mkfile BIN=/acme/bin/$objtype TARG=Mail OFILES=\ mbox.$O\ mesg.$O\ comp.$O\ util.$O\ win.$O HFILES=mail.h </sys/src/cmd/mkone