386	- sys sys
	bin	- sys sys
		aux	- sys sys
			mpage	- sys sys
sys	- sys sys
	lib	- sys sys
		mpage	- sys sys
			+	- sys sys
	man	- sys sys
		1	- sys sys
			mpage	- sys sys
	src	- sys sys
		cmd	- sys sys
			aux	- sys sys
				mpage	- sys sys
					+	- sys sys