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struct hostent *hp;
char AlarmDevIP[20];
int x2;
hp = gethostbyname("www.google.com");
if (hp)
{
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if(setsockopt(TUdpRec_sUDP,SOL_SOCKET,SO_RCVBUF,(const char*)&nRecvBuf,sizeof(int)) == 0)
printf( "set senbufsize = %d\n", nRecvBuf);
if(getsockopt(TUdpRec_sUDP, SOL_SOCKET, SO_RC ......