040000 tree c132a32fce133199c9c027ea6e33a83541744de7	file.streams
040000 tree b67c57b7d24d8cdf9863345d024ffbe3ed9c02f0	filesystems
040000 tree 1243a95dd6759419a84513a82131f374af651299	iostream.format
040000 tree d5b1e2293dd563f81c93555fddb9105c5af52125	iostream.forward
040000 tree 3248c7b5618226fe76c49ada19cf35c70c22699a	iostream.objects
040000 tree 908bf7d06966de8fb0a69bb37af7da368d20ef66	iostreams.base
040000 tree c3174b44b854b7edc92b13c007bb5c4972d3b164	stream.buffers
040000 tree 430c57c63587fddff8ea9558928fb32df56453d3	string.streams