040000 tree 70746b1082399671139943104f667d9cf89c9a7d	android
040000 tree 0aa513a68af3c0017aefc3e1d4599cbfdde3fa71	darwin
040000 tree d9c5cf444a7208ebe5eb68583bb9b4838fc376cb	fuchsia
040000 tree 7364feb546f6d766c1bb332760df39b416b6a16a	linux
040000 tree c61c0af7b410bd1a4cac41a2afa1bf268b16f02e	posix
040000 tree fbb3956336d19cf207456e34a58d279a5e28dee2	win