Simply write a filter script or program, and register it in XMail,
see filters in the doc; or consult a programmer to do it for you.
Gary Bainbridge wrote, On 2011-12-20 17:01:
My ISP has changed its spam detection policy, such that instead of
diverting incoming spam to a different mailbox, it
My ISP has changed its spam detection policy, such that instead of
diverting incoming spam to a different mailbox, it now simply adds the
word 'SPAM:' to the header.
At present I can filter on this basis within my email client, but for
various reasons it would be better to do this within Xmail.
I