Packages RFC

[seth vidal]

> More or less. qmail does it with hyphens. See my from address. Believe
> qmail actually calls them "extension addresses." Had to look that up.
> Wouldn't be surprised that Postfix did it, but differently. Maybe there's
> compatibility in there samewhere. Will look into that when have time.
> 
> All of this is pretty irrelevant. Don't expect Fedora or Redhat to ever
> support qmail, and can certainly understand not doing it. At the time qmail
> was started here, it was a better alternative than sendmail, and there
> weren't that many choices.

postfix can do this too with regexp for aliases.

-sv