[Zope] zope 2.7 && ZEO errors

I've installed zope 2.7 (gmake instance) on OpenBSD-current when I try to execute a "python lib/python/ZEO/start.py" I get the following error: $ python lib/python/ZEO/start.py Traceback (most recent call last): File "lib/python/ZEO/start.py", line 22, in ? import ThreadedAsync.LoopCallback ImportError: No module named ThreadedAsync.LoopCallback runzeo returns the following $ python lib/python/ZEO/runzeo.py Traceback (most recent call last): File "lib/python/ZEO/runzeo.py", line 41, in ? import ZConfig, ZConfig.datatypes ImportError: No module named ZConfig Any help would be greatly appreciated.