[Mimedefang] SIG11's with Mimedefang 2.48

[Martin Blapp]

> Have you seen this error too on older versions ? I just got it once. Of course I
> didn't deleted any mails.
>
> Nov  2 16:22:51 mx3 mimedefang[56969]: iA2FMXpa037602: Could not open MIMEDefang 2.48 on 192.168.0.1/COMMANDS: No such file or directory
> Nov  2 16:22:51 mx3 mimedefang[56969]: lstat(MIMEDefang 2.48 on 192.168.0.1) failed: No such file or directory
> Nov  2 16:22:51 mx3 mimedefang[56969]: iA2FMXpa037602: failed to clean up MIMEDefang 2.48 on 192.168.0.1: No such file or directory

Just got a second one followed by another coredump. Even if a dir is not there
anymore, this is not a good sign when the multiplexer does crash completly.

Martin