text: #ifndef SystemProxyDetectorX11_h__
  #define SystemProxyDetectorX11_h__
  
  #include "SystemProxyDetector.h"
  
  namespace FB {
  
      class SystemProxyDetectorX11 : public SystemProxyDetector {
      private:
          SystemProxyDetectorX11() {}
  
      public:
          ~SystemProxyDetectorX11() {}
          SystemProxyDetector* get();
  
          virtual bool detectProxy(std::map<std::string, std::string>& proxyMap, const std::string& URL);
          friend class SystemProxyDetector;
      };
  
  };
  
  #endif // SystemProxyDetectorX11_h__
  
  