从Accpet的Socket继承所有属性
nResult = setsockopt( lpov->m_Socket,
SOL_SOCKET,
SO_UPDATE_ACCEPT_CONTEXT,
(char *)&lpov->ListenSocket,
sizeof(lpov->ListenSocket) );
nResult = setsockopt( lpov->m_Socket,
SOL_SOCKET,
SO_UPDATE_ACCEPT_CONTEXT,
(char *)&lpov->ListenSocket,
sizeof(lpov->ListenSocket) );