Check out the the patch repository:
I believe the config_parse.pl-resend.1 patch does what you want...
Brandon Amundson <email@example.com> had this to say,
> I was wondering if there was a way for majordomo to send a bounce message
> back to the sender, I currently receive all bounced messages but would like
> to have it both ways if possible.
> Brandon Amundson
> BBN Technologies
> 703 284 1294
> This space has been accidentally left blank.
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