Environment
Novell ZENworks 10 Configuration Management with Support Pack 2 - 10.2
Situation
ZENworks Unmanaged (inventory only) agent on Mac OSX 10.x and higher don't send inventory details to server.
Resolution
This is fixed in version 10.3 - see KB 7005455 "ZENworks Configuration Management SP3 (10.3) - update information and list of fixes" which can be found at https://www.novell.com/support