Linux_c++ udp 广播消息失败

bool bOpt = true; //打开广播选项 setsockopt(conn_sock, SOL_SOCKET, SO_BROADCAST, (char*)&bOpt, sizeof(bOpt)); // 设置发往的地址 SOCKADDR_IN saUdpServ; memset(&saUdpServ, 0, sizeof(saUdpServ)); saUdpServ.

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