ref: a08bf6831f5122fc9bfc6dccf77096f6ac2e4d03
dir: /sys/src/ape/lib/mkfile/
</$objtype/mkfile DIRS=9 ap auth bio bsd bz2 draw fmt l mp net sec utf v z none:V: echo mk all, install, installall, clean, or nuke all clean nuke install installall:V: for (i in $DIRS) @{ cd $i mk $target }