100644 blob daf0f1ce57cef39f8ad31bb62275d4ea2b4f615d	CMakeLists.txt
040000 tree b705c9ebf7c00b44041335a011c494b859f252da	errno
040000 tree 417a6b6d7fa2f607f570915ddfa1265146dcc11e	string
040000 tree 3c01f52920f04b8b4c65c1be9aafcec3426152f7	sys