: int main() {     WSADATA Winsock;     SOCKET Socket;     Addr addr;     IncomingAddress incomingAddress;     int AddressLen = sizeof(IncomingAddress);      WSAStartup(MAKEWORD(0, 0), &Winsock);      if (LOBYTE(Winsock.wVersion) != 0 || HIBYTE(Winsock.wVersion) != 0) {         WSACleanup();         return 0;     }      Socket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);      ZeroMemory(&addr, sizeof(Addr));     addr.sin_family = AF_INET;     addr.sin_