ref: 403fef45c1a65aa74c449764e2857597fc03290a dir: /sys/src/cmd/upas/unesc/mkfile/
</$objtype/mkfile <../mkupas TARG=unesc OFILES=unesc.$O\ UPDATE=\ mkfile\ $HFILES\ ${OFILES:%.$O=%.c}\ </sys/src/cmd/mkone