ref: c1d40df49550393f3afe53fb6e6d500dfa8eb7a8
dir: /sys/src/cmd/upas/vf/mkfile/
</$objtype/mkfile TARG=vf LIB=../common/libcommon.a$O OFILES=vf.$O HFILES=\ ../common/common.h\ ../common/sys.h\ </sys/src/cmd/mkone <../mkupas CFLAGS=$CFLAGS -I../common