From: Jan Engelhardt Date: 2018-11-13 00:49:28.201279291 +0100 References: https://sourceforge.net/p/gsoap2/bugs/1223/ There is no such thing as AI_DEFAULT. --- gsoap/stdsoap2.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) Index: gsoap-2.8.71/gsoap/stdsoap2.c =================================================================== --- gsoap-2.8.71.orig/gsoap/stdsoap2.cpp +++ gsoap-2.8.71/gsoap/stdsoap2.cpp @@ -6697,7 +6697,7 @@ soap_accept(struct soap *soap) memset(&hints, 0, sizeof(struct addrinfo)); hints.ai_family = PF_UNSPEC; hints.ai_socktype = SOCK_STREAM; - hints.ai_flags = AI_DEFAULT | AI_NUMERICHOST | AI_NUMERICSERV; + hints.ai_flags = AI_NUMERICHOST | AI_NUMERICSERV; getnameinfo(&soap->peer.addr, n, soap->host, sizeof(soap->host), port, sizeof(port), NI_NUMERICHOST | NI_NUMERICSERV); soap->ip = 0; soap->ip6[0] = 0;