040000 tree ced7682a658f9a37c9eeeea5c495fcec8dba8b2d	core
040000 tree bbd7c3ee37b8e659825ceb7d2f436382094d9111	event
040000 tree 916c1eafcec0e95a6f4704751caa26391eec0e87	http
040000 tree 9267d2f38b0e08bb0187e9f81c56f2776d0aa147	mail
040000 tree dc1b4be19b2e17b02c3ebddfb4764fda84244a0f	misc
040000 tree 092e0858051916680f058268c1f28627e7757169	os
040000 tree 8fa50967e036e6dae111d1c08df070b5caf0dba8	stream