diff -r f9e6da8f94b1 -r ef2e284255cd QTfrontend/hwform.h
--- a/QTfrontend/hwform.h	Fri Dec 14 18:57:31 2012 +0100
+++ b/QTfrontend/hwform.h	Fri Dec 14 21:09:07 2012 +0100
@@ -106,6 +106,7 @@
         void NetGameEnter();
         void NetPassword(const QString & nick);
         void NetNickRegistered(const QString & nick);
+        void NetNickNotRegistered(const QString & nick);
         void NetNickTaken(const QString & nick);
         void NetAuthFailed();
 	bool RetryDialog(const QString & title, const QString & label);