o Clean up rc script to rc.conf configuratable. Acording to the POLA, if you don't set it, this feature will have no effect (same behavior before now). Pointed out by: Mats Dufberg <dufberg@narnia.pp.se> [1]
Sendmail, Postfix, and other MTAs that support it. PR: 24134 Submitted by: Anders Nordby <anders@fix.no>