040000 tree 752f89275b6f94e4b3a9216682b0ea7308452938	core
040000 tree 87ff0b631b0724885adec5c61b81891fc76bb15d	event
040000 tree b734450b6e375957e723ec79d7f11492349abf9c	http
040000 tree acf264a775ac4f76f02b4d2492de59e4b5dbc701	mail
040000 tree a19f2621a3ed0ba8699dda370dc31e04b41d5b4a	mysql
040000 tree d7269a90b131557d0bf591d4190ece431a0295e9	os