ref: e81c54ba2ecc673a4d5f8aed0e9b52841fe07b0d dir: /appl/mkfile/
<../mkconfig DIRS=\ acme\ # alphabet\ charon\ cmd\ collab\ demo\ ebook\ grid\ lib\ math\ # mux\ spree\ svc\ tiny\ wm\ <$ROOT/mkfiles/mksubdirs