Index: sources/gui/guiglobals.h
===================================================================
diff -u -r8f6f7c11390e3ed6d918f1717d8e8b7ae5b7e5c6 -rd3f916066c2d10c10fffa91fd8a7e5ac6dd86c7d
--- sources/gui/guiglobals.h	(.../guiglobals.h)	(revision 8f6f7c11390e3ed6d918f1717d8e8b7ae5b7e5c6)
+++ sources/gui/guiglobals.h	(.../guiglobals.h)	(revision d3f916066c2d10c10fffa91fd8a7e5ac6dd86c7d)
@@ -163,5 +163,5 @@
     void registerTypes();
     void registerQmlTypes();
 
-    void startGui();
+    bool startGui();
 }