--- a/ui/qt/toolkit.cpp	Sat Sep 17 19:57:55 2016 +0200
+++ b/ui/qt/toolkit.cpp	Sun Sep 18 07:45:42 2016 +0200
@@ -97,6 +97,10 @@
     
 }
 
+void ui_set_visible(UIWIDGET widget, int visible) {
+    
+}
+