ref: 3d4d7c4ca9eb30d468d71c26f4b4588c800c9d1c dir: /lib/fileutil/bld.sub/
lib fileutil = walk.myr homedir.myr tmpdir.myr del.myr loopcheck+posixy.myr loopcheck+plan9.myr lib ../sys:sys lib ../std:std ;;