040000 tree b4cdb53bc3ed68699937f25cb545a49fb0853961	core
040000 tree a1bfea25693aa49c1cfd8b877889ec87c8ac7829	event
040000 tree 7d5a9fc4ab3685e97caaf1ebd9f02e2d394af532	http
040000 tree 8571ca4f5945d68ad9e1076941209dc389362bd2	mail
040000 tree 498249dbecfa1bf4319b54795fbc10b8f86639b3	misc
040000 tree e1d3436c02bcf2cf0c0b23baf5e90acaaa6d0e71	os
040000 tree 9690621af214d1873f2c3db8c17a7ee4728682d8	stream