diff --git a/src/Network/fgcom.hxx b/src/Network/fgcom.hxx
index e510271..58bd36d 100644
--- a/src/Network/fgcom.hxx
+++ b/src/Network/fgcom.hxx
@@ -99,10 +99,13 @@ private:
     double        getCurrentFrequencyKhz() const;
     double        getCurrentCommVolume() const;
     bool          isInRange(const double& freq) const;
-
+    bool          lib_hangup();
+    
     void updateCall();
     void connectToCommFrequency();
     void testMode(bool testMode);
+
+
 };
 
 #endif // of FG_FGCOM_HXX