File nicolatter-1.7.5-gcc4.patch of Package nicolatter

diff -pur nicolatter-1.7.8-2/libs/document.h nicolatter-1.7.8/libs/document.h
--- nicolatter-1.7.8-2/libs/document.h	2001-08-10 16:43:58.000000000 +0200
+++ nicolatter-1.7.8/libs/document.h	2005-05-27 12:14:49.950834780 +0200
@@ -14,6 +14,8 @@ using namespace std;
 // #include "observer.h"
 #include "window.h"
 
+class Document;
+
 //////////////////////////////////////////////////////////////////////
 // Controller