113   class Dcf;

   113   class Dcf;

   114   friend class Dcf;

   114   friend class Dcf;

   115   friend class TransmissionListener;

   115   friend class TransmissionListener;

   116   friend class WifiRemoteStation;

   116   friend class WifiRemoteStation;

   117 

   117 

   118   // Inherited from ns3::Object

   121   // Inherited from ns3::Object

   119   Ptr<MacLow> Low (void);

   122   Ptr<MacLow> Low (void);

   120 

   123 

   121   /* dcf notifications forwarded here */

   124   /* dcf notifications forwarded here */

   122   bool NeedsAccess (void) const;

   125   bool NeedsAccess (void) const;