From eb27e993f0f2fb3de48b7b8aa01c74cc1635a178 Mon Sep 17 00:00:00 2001
From: Fabio Alessandrelli
Date: Fri, 28 Oct 2016 23:11:53 +0200
Subject: TCP/UDP Listen sockets can now be set to IPv6 only

---
 drivers/unix/ip_unix.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'drivers/unix/ip_unix.cpp')

diff --git a/drivers/unix/ip_unix.cpp b/drivers/unix/ip_unix.cpp
index d6d1be339..e3d32618e 100644
--- a/drivers/unix/ip_unix.cpp
+++ b/drivers/unix/ip_unix.cpp
@@ -33,6 +33,13 @@
 #include <string.h>
 
 #ifdef WINDOWS_ENABLED
+  // Workaround mingw missing flags!
+  #ifndef AI_ADDRCONFIG
+    #define AI_ADDRCONFIG 0x00000400
+  #endif
+  #ifndef AI_V4MAPPED
+    #define AI_V4MAPPED 0x00000800
+  #endif
  #ifdef WINRT_ENABLED
   #include <ws2tcpip.h>
   #include <winsock2.h>
@@ -90,8 +97,10 @@ IP_Address IP_Unix::_resolve_hostname(const String& p_hostname, IP_Address::Addr
 		hints.ai_family = AF_INET;
 	} else if (p_type == IP_Address::TYPE_IPV6) {
 		hints.ai_family = AF_INET6;
+		hints.ai_flags = 0;
 	} else {
 		hints.ai_family = AF_UNSPEC;
+		hints.ai_flags = (AI_V4MAPPED | AI_ADDRCONFIG);
 	};
 
 	int s = getaddrinfo(p_hostname.utf8().get_data(), NULL, &hints, &result);
-- 
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