--- a/QTfrontend/game.h	Tue Dec 18 18:37:58 2018 +0100
+++ b/QTfrontend/game.h	Tue Dec 18 22:22:03 2018 +0100
@@ -99,6 +99,7 @@
         void HaveRecord(RecordType type, const QByteArray & record);
         void ErrorMessage(const QString &);
         void CampStateChanged(int);
+        void TrainingStateChanged(int);
         void SendConsoleCommand(const QString & command);
 
     public slots: