040000 tree feb99e0db7151f1b9225be4b86fd6d50df19de11	minfs
040000 tree 13a5ac83f9bdccf22492c3c5d1d90db1cc1c7459	rustvfs
040000 tree 23637e655498fff684db6484f6ee537591833f83	sdkcpp
040000 tree 27f91431546afd181cc0bac25c8cd4ab2d5b019a	ulibfs