"LISTSERV list owners' forum" <[log in to unmask]> wrote on
03/27/2008 11:17:03 AM:

> If you are site maintainer you can do a "quiet del *
> [log in to unmask]"  then listserv will delete them from all the lists,
> and give you a report like:
> [log in to unmask] deleted from listA, [log in to unmask] deleted from
> listB, etc.

If you are the site maintainer, you have access to the OS and can search
the files for the text you are interested in too.