040000 tree 9a860d88dacfed6b8201ce97e099d63970af7995	file.streams
040000 tree 7bb4c66d5df026c560cc9fbf16b9a0fda0bbb3e3	filesystems
040000 tree 3597a316a61bc453d448acd4f3d206af186d4ae3	iostream.format
040000 tree 21b59a4d6d820fd270f292147834c238592262e1	iostream.objects
040000 tree 4c82e698a9a4026c940fe613ebd304ee63f6a078	iostreams.base
040000 tree 21b59a4d6d820fd270f292147834c238592262e1	stream.buffers
040000 tree cac03289b73d611761a5f5a992b2871d38a6fd13	string.streams