040000 tree 9d22bb8f753435ca5b53b9b8c290d4e4002560cc	android
040000 tree 53b4b43629074bb39f20ce71905dea063c64f689	darwin
040000 tree d9c5cf444a7208ebe5eb68583bb9b4838fc376cb	fuchsia
040000 tree b75c40d6f010a65a92ced7c9c9d693db8df417e8	linux
040000 tree d97aaa7c203074d9a6db1eedba30b240c9afeb9a	posix
040000 tree 7a63b7d91975c355e5ddd682c1b4c314cef533a9	win