File supertuxkart-mesa-18.3.patch of Package supertuxkart

From 7cc4c92b31b0367623f39bed32dacc8cfea651f3 Mon Sep 17 00:00:00 2001
From: Deve <deveee@gmail.com>
Date: Wed, 14 Nov 2018 20:59:00 +0100
Subject: [PATCH] Fixed compilation with current mesa.

It fixes #3557.
---
 lib/glew/include/GL/glew.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/glew/include/GL/glew.h b/lib/glew/include/GL/glew.h
index b5b6987fc7..a9f9e4b9ba 100644
--- a/lib/glew/include/GL/glew.h
+++ b/lib/glew/include/GL/glew.h
@@ -93,7 +93,7 @@
 #if defined(__REGAL_H__)
 #error Regal.h included before glew.h
 #endif
-#if defined(__glext_h_) || defined(__GLEXT_H_)
+#if defined(__glext_h_) || defined(__GLEXT_H_) || defined(__gl_glext_h_)
 #error glext.h included before glew.h
 #endif
 #if defined(__gl_ATI_h_)
@@ -109,6 +109,7 @@
 #define __X_GL_H
 #define __glext_h_
 #define __GLEXT_H_
+#define __gl_glext_h_
 #define __gl_ATI_h_
 
 #if defined(_WIN32)