ref: eb0e026c241bd3afc6a10a6e2c7417de1b91f7e8 dir: /appl/mkfile/
<../mkconfig DIRS=\ acme\ # alphabet\ charon\ cmd\ collab\ demo\ ebook\ grid\ lib\ math\ # mux\ spree\ svc\ tiny\ wm\ <$ROOT/mkfiles/mksubdirs