040000 tree 4b4d05759595987d93591d74068b69705e7d0909	dv
040000 tree d36805df8075ece2a134d24835cb38c0deada26b	gl
040000 tree 0ff4239718fc5ccb3da2842c0958b4dd7a952277	rtl
040000 tree a2ebd9c28ef32cf6f0ab074de2f00551ec8489ba	stubs