Adding sth to message body

[Przemyslaw Maciuszko]

On Thu, 14 Mar 2002, Katsuhiro Kondou wrote:

> It's not allowed to modify body of the message in filter?nnrpd.pl.

So how can I modify body on NNRP level?
Or sth like post-NNRP?
Is there _any_ way?


-- 
Przemyslaw Maciuszko
Agora S.A.