132                             quint16 *port = 0);

   132                             quint16 *port = 0);

   133     qint64 writeDatagram(const char *data, qint64 len, const QHostAddress &addr,

   133     qint64 writeDatagram(const char *data, qint64 len, const QHostAddress &addr,

   134                              quint16 port);

   134                              quint16 port);

   135     bool hasPendingDatagrams() const;

   135     bool hasPendingDatagrams() const;

   136     qint64 pendingDatagramSize() const;

   136     qint64 pendingDatagramSize() const;

   137 

   139 

   138     qint64 receiveBufferSize() const;

   140     qint64 receiveBufferSize() const;

   139     void setReceiveBufferSize(qint64 bufferSize);

   141     void setReceiveBufferSize(qint64 bufferSize);

   140 

   142 

   141     qint64 sendBufferSize() const;

   143     qint64 sendBufferSize() const;