Claws Mail uses the locale's charset to try and parse broken headers. You can see what charset it uses in Help menu/About:
System Information GTK+ 2.8.20 / GLib 2.12.2 Locale: en_US (charset: ISO-8859-1) Operating System: Linux 2.6.15-29-686 (i686) See what Claws thinks of your default charset... -- Colin -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
