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configure: detect IPv6 support on Windows

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This patch was "nicked" from the MINGW-packages project by Daniel.

9253d0bf58
Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
This commit is contained in:
Johannes Schindelin 2015-09-17 20:03:34 +02:00 • committed by Daniel Stenberg
parent bd431eef04
commit c208c783f5
2 changed files with 20 additions and 1 deletions
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10
m4/curl-functions.m4
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@ -44,6 +44,10 @@ curl_includes_arpa_inet="\
#ifdef HAVE_ARPA_INET_H
# include <arpa/inet.h>
#endif
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#include <ws2tcpip.h>
#endif
/* includes end */"
AC_CHECK_HEADERS(
sys/types.h sys/socket.h netinet/in.h arpa/inet.h,
@ -2098,6 +2102,12 @@ AC_DEFUN([CURL_CHECK_FUNC_GETADDRINFO], [
struct addrinfo *ai = 0;
int error;
#ifdef HAVE_WINSOCK2_H
WSADATA wsa;
if (WSAStartup(MAKEWORD(2,2), &wsa))
exit(2);
#endif
memset(&hints, 0, sizeof(hints));
hints.ai_flags = AI_NUMERICHOST;
hints.ai_family = AF_UNSPEC;