Full E-mail Setup inc spam filter - Fetchmail-Postfix-Procmail-ASK-Kmail ?

[Andreas Bauer]

This is not really a solution to your desired setup, but probably worth
your time anyway: http://home.in.tum.de/baueran/techdoc/postfix.html

Enjoy!

-- 
Andreas Bauer, baueran at in.tum.de, http://home.in.tum.de/baueran/
"I hate small towns because once you've seen the cannon in the park
there's nothing else to do." -- Lenny Bruce