Current versions (all?, just some?) of LISTSERV will delete
a file containing multiple LF's (multiple blank lines) after
the PUT command. I don't know about CR/LF's.
Peter R.

On Sat, 4 Oct 1997, Ben Parker wrote:

> So the way to delete a file is to PUT and empty file.
> This means you send
> the command PUT listname WELCOME PW=??????? and send your
> msg.  No, don't
> even hit the enter key, and make sure your signature line
> is disabled.  The
> first line of any PUT is discarded as the command line,
> everything else
> that follows (even 1 cr/lf or newline char) counts as file
> contents.  To
> delete a file you must PUT a file with no contents, as in
> none, zero, zilch
> etc.  Not even a cr/lf or newline (that is something after
> all...)