040000 tree 7d72382e47a9043ac1ca6cb33986ca9fc28253d5	multi_core
040000 tree cb4a931aa9a6890ff3864898c2c07c898a6658b8	ns_client_ext
040000 tree 0f25ad1c82161e3bdb3209711ca68d222129ee88	os_wrapper