Translations:KMail/FAQs Hints and Tips/18/en

:0fw
 | bogofilter -e -p

:0e
 { EXITCODE=75 HOST }

:0:
 * ^X-Bogosity: Spam, tests=bogofilter
 ${MAILDIR}.INBOX.a-Spam/

:0e
 { EXITCODE=75 HOST }

:0:
 * ^X-Bogosity: Unsure, tests=bogofilter
 ${MAILDIR}.INBOX.a-Unsure/

:0e
 { EXITCODE=75 HOST }

Note that it is going to use a mailbox for spam and one for unsure - I add a 'a-' to the name to ensure that they are easily seen, at the top of the list.