1 <$PLAN9/src/mkhdr 2 3 TARG=plumber plumb 4 SHORTLIB=plumb fs mux thread regexp9 bio 9 5 6 <$PLAN9/src/mkmany 7 8 PLUMBER=plumber.$O fsys.$O match.$O rules.$O 9 PLUMB=plumb.$O 10 11 $PLUMBER: $HFILES plumber.h 12 $PLUMB: $HFILES 13 14 $O.plumb: $PLUMB 15 $O.plumber: $PLUMBER 16