040000 tree de8db1852b199df210c52862a1ad015fec038101	builtins
100644 blob e964f162ba6dc74d5f7af52e7c6c105cdaf3421e	lib.mk
040000 tree 57fe7b6c6a2f8fb32d5d228600243f27b0e1e165	libc
040000 tree 46660057aa0e7d2d3c308e19234cf645535f04ff	libm