getaddrinfo问题
memset(&hints,0,sizeof(hints));
hints.ai_family=PF_UNSPEC;
//hints.ai_family=AF_INET6;
hints.ai_socktype=SOCK_DGRAM;
hints.ai_protocol=IPPROTO_UDP;
hints.ai_flags=AI_NUMERICHOST;
rc=getaddrinfo((LPCTSTR )m_send,"80",&hints,&res);//解析本机发地址
m_send="ntp6.remco.org";
用ping和ping6可知IP6为[2001:888:1031::2] IP4为[202.102.110.205]
但该函数返回值11001,意思好象是The error code is 11001 which means "No such host is known."
好象任何域名都无法成功,请问如何解决?