[. . .]
>Just to make it explicit, there is another mailing list setting that
>suppresses the "missing" information altogether.  It's not the
>default, and I've never been on a list configured that way, but
>Listserv does allow a listowner to do it.

What is this setting?

>The "X-To:" and "X-cc:" headers of today include all of the original
>addresses that a message was sent to except that of the list, so
>unless you have IETFHDR set (which is only workable for some people)
>you can't tell whether the list address was a "To:" or a "CC:".

I'm not sure if this is correct.  Let me do a little testing...

Thanks,
--
Jacob Haller, Technical Support
L-Soft international, Inc
http://www.lsoft.com/