040000 tree 2d0777df4151637c23525e7df5f29c3149854203	cocoa
040000 tree 385b996692578c1c515ab02e709dcd2b967369d4	common
040000 tree a38c7a78c2b895540162b3cf4efe9d42f44685de	gtk
040000 tree 3c6322c10957f4b91c3661997b41bc141db0120f	win32