From 9f61a4881e018508e1914ddbb4e7740c11f0a272 Mon Sep 17 00:00:00 2001
From: marynate <mary.w.nate@gmail.com>
Date: Sun, 18 Jan 2015 02:06:29 +0800
Subject: [PATCH] Fix mingw windows build error

---
 platform/windows/os_windows.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/platform/windows/os_windows.cpp b/platform/windows/os_windows.cpp
index ce791336649..4fa061886d9 100644
--- a/platform/windows/os_windows.cpp
+++ b/platform/windows/os_windows.cpp
@@ -57,7 +57,11 @@
 static const WORD MAX_CONSOLE_LINES = 1500;
 
 extern "C" {
+#ifdef _MSC_VER
 	_declspec(dllexport) DWORD NvOptimusEnablement = 0x00000001;
+#else
+	__attribute__((visibility("default"))) DWORD NvOptimusEnablement = 0x00000001;
+#endif
 }
 
 //#define STDOUT_FILE