From 3415f3ccdef59cec52b3227c2388f2ac8bce8c89 Mon Sep 17 00:00:00 2001
From: Camilla Berglund <elmindreda@elmindreda.org>
Date: Fri, 13 Sep 2013 12:27:43 +0200
Subject: [PATCH] Conditionally define API version macros.

---
 src/win32_platform.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/win32_platform.h b/src/win32_platform.h
index ba34368e..1652ab8c 100644
--- a/src/win32_platform.h
+++ b/src/win32_platform.h
@@ -53,10 +53,12 @@
 #endif
 
 // GLFW requires Windows XP or later
-#ifndef WINVER
+#if WINVER < 0x0501
+ #undef WINVER
  #define WINVER 0x0501
 #endif
-#ifndef _WIN32_WINNT
+#if _WIN32_WINNT < 0x0501
+ #undef _WIN32_WINNT
  #define _WIN32_WINNT 0x0501
 #endif