040000 tree f013b69c9982a29fbce1040c9ef0ff5a1ec15544	android
040000 tree b2a55d14b86f3a217760d31d7e2494fc61c7df89	darwin
040000 tree 571727609579ac16c5737f98dc0ca5be11a76188	fuchsia
040000 tree d4424b4cc4c2805ebdb3f831c4309f056b6b2c58	linux
040000 tree d2896a60f589303db2e8929ca9b13647bb9deb93	posix
040000 tree 11ada0f3dc3c61ce3269ac2359df90d4d664069c	win