040000 tree f5a95a2bbde8f62fb9f52c53aca030c22c8efd99	file.streams
040000 tree d031ad60a19eb63641b4500c7e5e956f3dddf92c	filesystems
040000 tree dc24e0d2cedee1535e8dff2485c007d3c955ff7b	iostream.format
040000 tree d5b1e2293dd563f81c93555fddb9105c5af52125	iostream.forward
040000 tree 3248c7b5618226fe76c49ada19cf35c70c22699a	iostream.objects
040000 tree 908bf7d06966de8fb0a69bb37af7da368d20ef66	iostreams.base
040000 tree c3174b44b854b7edc92b13c007bb5c4972d3b164	stream.buffers
040000 tree 84cb7b5baa4548cbf2914e35d40b8196d7e310ee	string.streams