//加載套接字庫
WORD wVersionRequested;//套接字庫版本信息
WSADATA wsaData;
int err;
wVersionRequested = MAKEWORD(1,1);
err = WSAStartup(wVersionRequested,&wsaData);
if(err != 0){ //加載失敗
return;
}
if(LOBYTE(wsaData.wVersion) != 1 ||?? //判斷是不是所請求的版本
HIBYTE(wsaData.wVersion) != 1){
WSACleanup();
return;
}
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