ref: bf2a6f786502026ce4229bc84a6a22e5e55a7c13
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