我们使用以下代码将消息发送到服务器。假设URL很好，以下代码有什么问题吗？
任何帮助将不胜感激！谢谢！
代码
CURL *session = curl_easy_init();
curl_easy_setopt(session, CURLOPT_URL, requestData->url.c_str());
curl_easy_setopt(session, CURLOPT_TIMEOUT, kConfigServerReadTimeout);
curl_easy_setopt(session, CURLOPT_CONNECTTIMEOUT, kConfigServerConnectionTimeout);
curl_easy_setopt(session, CURLOPT_SSL_VERIFYPEER, 0L);
curl_easy_setopt(session, CURLOPT_SSL_VERIFYHOST, 0L);
curl_easy_setopt(session, CURLOPT_NOSIGNAL, 1L);
curl_easy_setopt(session, CURLOPT_POST, 1);
curl_easy_setopt(session, CURLOPT_POSTFIELDS, requestData->params.c_str());
curl_easy_setopt(session, CURLOPT_POSTFIELDSIZE, requestData->params.size());
CURLcode curl_code = curl_easy_perform(session);
崩溃日志：
libsystem_platform.dylib 0x3a6cd058 _platform_strcmp + 0
libsystem_info.dylib 0x3a64ac81 _mdns_query_callback + 162
libsystem_dnssd.dylib 0x3a63b9d9 handle_query_response + 166
libsystem_dnssd.dylib 0x3a63a73f DNSServiceProcessResult + 580
libsystem_info.dylib 0x3a64a4c3 _mdns_search + 828
libsystem_info.dylib 0x3a649e75 mdns_addrinfo + 286
libsystem_info.dylib 0x3a64b9df search_addrinfo + 112
libsystem_info.dylib 0x3a643787 si_addrinfo + 1052
libsystem_info.dylib 0x3a6432fb getaddrinfo + 100
澳门0x003a6b9f Curl_getaddrinfo_ex + 20
澳门0x003af70f Curl_ipv4_resolve_r + 132
澳门0x003af66d Curl_getaddrinfo + 18
澳门0x003af25f Curl_resolv + 244
澳门0x003af397 Curl_resolv_timeout + 220
澳门0x003c77bb Curl_connect + 6036
Macau 0x003c39d9 Curl_do_perform + 170
澳门0x003c38ff Curl_perform + 60
澳门0x003a8c67 curl_easy_perform + 12