On Sun, 25 Jun 2017 21:53:34 -0700 Ian Zimmerman wrote: > I would like to unify my user_prefs file on two different servers. > > One runs exim and inserts Return-Path: , the other runs sendmail and > inserts Return-path: .
That's strange, the Sendmail in the FreeBSD base that handles my local mail uses Return-Path. > So, is the setting case-sensitive? > I believe it's case-insensitive.