> Yesterday, I started using MH at home, instead of elm. For this, I
> changed my filter file to pipe the messages into rcvstore, instead of just
> appending to a file. However, looking at the headers, I noticed that
> their were none related to the envelope, like "Return-Path", like there
> usually were.
>
> Closer inspection of the manual, of course revealed the answer that these
> are specifically turned off for pipes, but turned on for appendfile's.
> Does anybody have any idea why this is so? Is it somehow meant to prevent
> messages getting sent out with Return-Path headers?
No -- lost in the mists of time, but my exim.conf.0 has:
return_path_add
delivery_date_add
