ports/161311: mail/postgrey should use USERS and GROUPS

[edwin at FreeBSD.org]

Synopsis: mail/postgrey should use USERS and GROUPS

Responsible-Changed-From-To: freebsd-ports-bugs->crees
Responsible-Changed-By: edwin
Responsible-Changed-When: Wed Oct 5 20:09:55 UTC 2011
Responsible-Changed-Why: 
crees@ wants his PRs (via the GNATS Auto Assign Tool)

http://www.freebsd.org/cgi/query-pr.cgi?pr=161311