ref: c77b3ba143da491f020a1c2871a57d10d5b8bf8f
dir: /sys/src/cmd/proof/mkfile/
</$objtype/mkfile TARG=proof OFILES=main.$O\ font.$O\ htroff.$O\ screen.$O\ HFILES=proof.h BIN=/$objtype/bin </sys/src/cmd/mkone $O.pout: $OFILES $LD -o $O.pout -p $OFILES