fix for two compiler warnings

diff --git a/frontend.h b/frontend.h
index 88a3e0d..0e782e1 100644 (file)
--- a/frontend.h
+++ b/frontend.h
@@ -88,6 +88,8 @@ void NotifyFrontendLogin P((void));
 void CommentPopUp P((String title, String comment));
 void CommentPopDown P((void));
 void EditCommentPopUp P((int index, String title, String text));
+void ErrorPopDown P((void));
+int  EventToSquare P((int x, int limit));
 
 void RingBell P((void));
 void PlayIcsWinSound P((void));