[Mimedefang] Forwarded Email Blocking

[Kevin A. McGrail]

> If $recip = $recipient, it is the address as given in the RCPT command.
> It is not yet rewritten by sendmail rules or aliases or .forward file.

Actually, this is a different server, outside my control with email being
forwarded to me that I want to block in filter_recipient.  I think the
answer is no, I have to parse the HEADERS.

Regards,
KAM