On Thu, Sep 26, 2019 at 06:02:50PM +0100, Jeremy Harris via Exim-users wrote: > It'd be interesting to know if this happens when the original
> came in with this header, or when Mutt is forwarding to
> several bcc'd targets (ie. not adding to To: or Cc:
> headers) - and has created this Bcc: header itself.
Depends of which mutt's function ("bounce" or "resend-message") is used,
read my reply to Viktor Dukhovni.
--
Eugene Berdnikov
