040000 tree af0f41ea218d9c3b58b47e9464eafb76f0e2d8a8	file.streams
040000 tree af472227ec22589e77ff2cf6803e8aab184b296f	filesystems
040000 tree 974d6c36700e2c0988fd9b014f0e58ae270dde7b	input.output.general
040000 tree 6e831c0b79de505a240b8e4e8ae8595ca916a905	iostream.format
040000 tree 7218e59cbbcfe7fcded3241455fc94104381a13a	iostream.forward
040000 tree 72b6d6fce917c41df8db3675826e5b1eadd14f84	iostream.objects
040000 tree e7c726d8529a536a960b8974d689906abb0b829d	iostreams.base
040000 tree 60c0758285a7f2b78376203019b15e3f5851407f	iostreams.requirements
040000 tree ce40fd77f4e73b303bc11047f88d208e57dfa893	stream.buffers
040000 tree 503b80bb764755a4e0a3d32501cb32fd4719c338	string.streams