+ in ~/.gnus. If you use Gnus 5.9 or ealier, you can use this
+instead (works for newer versions a well):
+@example
+(eval-after-load "message"
+ '(let ((fqdn "yourmachine.yourdomain.tld"));; <-- Edit this!
+ (if (boundp 'message-user-fqdn)
+ (setq message-user-fqdn fqdn)
+ (gnus-message 1 "Redefining `message-make-fqdn'.")
+ (defun message-make-fqdn ()
+ "Return user's fully qualified domain name."
+ fqdn))))
+@end example
+
+ If you have no idea what to insert for