From 0ad0980188e59d4d1f979ddc979cec82fae2c3f4 Mon Sep 17 00:00:00 2001
From: tma <tma@edf5b092-35ff-0310-97b2-ce42778d08ea>
Date: Mon, 4 Aug 2008 11:34:04 +0000
Subject: * Elaborate on the reasons for requiring Windows XP

git-svn-id: svn://svn.icculus.org/quake3/trunk@1437 edf5b092-35ff-0310-97b2-ce42778d08ea
---
 Makefile | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Makefile b/Makefile
index 336b3e7..9a141a0 100644
--- a/Makefile
+++ b/Makefile
@@ -424,6 +424,12 @@ ifeq ($(PLATFORM),mingw32)
     -DUSE_ICON
 
   # Require Windows XP or later
+  #
+  # IPv6 support requires a header wspiapi.h to work on earlier versions of
+  # windows. There is no MinGW equivalent of this header so we're forced to
+  # require XP. In theory this restriction can be removed if this header is
+  # obtained separately from the platform SDK. The MSVC build does not have
+  # this limitation.
   BASE_CFLAGS += -DWINVER=0x501
 
   ifeq ($(USE_OPENAL),1)
-- 
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