Plan 9 from Bell Labs’s /usr/web/sources/plan9/sys/src/cmd/aux/gps/mkfile
</$objtype/mkfile TARG=\ gpsfs\ gpsevermore\ OFILES=\ util.$O BIN=/$objtype/bin/aux UPDATE=\ mkfile\ $HFILES\ ${OFILES:%.$O=%.c}\ ${TARG:%=%.c}\ </sys/src/cmd/mkmany update:V: update $UPDATEFLAGS $UPDATE