ref: 40d5a8815597da23b77a434b56c3a43a534d8b18
dir: /sys/src/ape/lib/mkfile/
</$objtype/mkfile
DIRS=z `{ls -l | sed '/^d/!d; s/.* //; /\./d'}
none:V:
echo mk all, install, installall, clean, or nuke
all clean nuke install installall:V:
for (i in $DIRS) @{
cd $i
mk $target
}