File exmpl-update-GLee.h-to-Mesa-18.3.1.patch of Package oyranos

From ac7bdc35ea376f938ad223b0156a04a2af6d2eff Mon Sep 17 00:00:00 2001
From: Kai-Uwe Behrmann <ku.b@gmx.de>
Date: Fri, 28 Dec 2018 00:14:24 +0100
Subject: [PATCH] * [exmpl]: update GLee.h to Mesa-18.3.1

the include guards of system files changed
---
 src/examples/image_display/GLee.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/examples/image_display/GLee.h b/src/examples/image_display/GLee.h
index 2edca003..01b19c68 100644
--- a/src/examples/image_display/GLee.h
+++ b/src/examples/image_display/GLee.h
@@ -61,7 +61,9 @@
 	#include <OpenGL/gl.h>
 #else // GLX
 	#define __glext_h_  /* prevent glext.h from being included  */
+	#define __gl_glext_h_
 	#define __glxext_h_ /* prevent glxext.h from being included */
+	#define __glx_glxext_h_
 	#define GLX_GLXEXT_PROTOTYPES
 	#include <GL/gl.h>
 	#include <GL/glx.h>