There is newer version of Zabbix v2.2.2 available, but in portage only 2.2.2-rc2 can be found. Please provide new ebuild for newer version of Zabbix Reproducible: Always
Changed name to zabbix-2.2.2.ebuild in my overlay, I could compile and test.
*** Bug 508896 has been marked as a duplicate of this bug. ***
NB bug #500394 when bumping.
Zabbix 2.2.3 just went into cvs.