040000 tree 3fee2273698beb08a5b7ff7268e0d8806216b324	android
040000 tree 3c6259211f4f40242e3abca69e41313d7f18aa78	darwin
040000 tree b16c64b348e02e39cd99519a7214325fea37a308	fuchsia
040000 tree ef69add4b52d0305c845c9b582568f89ba2a267d	linux
040000 tree 544f582630e05be8a283f00120a52cf12c55357d	posix
040000 tree ef69e701f60725f2d583ca009c34cf43df94dbc1	win