040000 tree 98f1f750096680bfa3d33a8d4f371481bc617ccf	core
040000 tree 2ab635c87dbccf32d7916f70ce8a47e7c44aec98	event
040000 tree 6cccea829628464db46b5dcaf7aa76ae995e2272	http
040000 tree f9aae56b73a2be3c38bcc01ba940429555dfe3ab	mail
040000 tree dc1b4be19b2e17b02c3ebddfb4764fda84244a0f	misc
040000 tree 5c7c24cc5ad96571b7d18a15b480898c5ed08ea7	os
040000 tree 34e78381cbdf435b748da4abed43d2f0f2c3daca	stream