[horde] Filtering based on headers

[Ramon Kagan]

HI,

Using IMP3.1 is there a way to filter mail based on headers.  We're using
SpamAssassin and would like to filter based on the header
X-Spam-Status: Yes

So far all I see are filters for To, From, cc, subject, body.

Thanks in advance,

Ramon Kagan
York University, Computing and Network Services
Unix Team -  Intermediate System Administrator
(416)736-2100 #20263
rkagan at yorku.ca