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--- a/src/qtgui/guiutils.h
+++ b/src/qtgui/guiutils.h
@@ -26,6 +26,9 @@
 
 #include "dynconf.h"
 extern RclDynConf *g_dynconf;
+
+#include "advshist.h"
+extern AdvSearchHist *g_advshistory;
 
 #ifndef NO_NAMESPACES
 using std::string;