Bug#260083: knode: Standard charset for undeclared postings

[Fathi Boudra <fboudra@free.fr>]

forwarded 260083 http://bugs.kde.org/show_bug.cgi?id=44367
tags 260083 upstream

There's another related bug : http://bugs.kde.org/show_bug.cgi?id=82227

Don't know if that can help you, but there's an option like "Use different 
default charset" in the group properties, general tab, so it's a "per group" 
option.