diff -up irrlicht18-svn3629/source/Irrlicht/COpenGLExtensionHandler.h.glext irrlicht18-svn3629/source/Irrlicht/COpenGLExtensionHandler.h
--- irrlicht18-svn3629/source/Irrlicht/COpenGLExtensionHandler.h.glext	2012-08-23 13:54:03.080574640 -0500
+++ irrlicht18-svn3629/source/Irrlicht/COpenGLExtensionHandler.h	2012-08-23 13:55:03.382575546 -0500
@@ -49,7 +49,7 @@
 	#define NO_SDL_GLEXT
 	#include <SDL/SDL_video.h>
 	#include <SDL/SDL_opengl.h>
-	#include "glext.h"
+	#include <GL/glext.h>
 #else
 	#if defined(_IRR_OPENGL_USE_EXTPOINTER_)
 		#define GL_GLEXT_LEGACY 1
@@ -61,9 +61,10 @@
 	#include <GL/gl.h>
 	#include <GL/glx.h>
 	#if defined(_IRR_OPENGL_USE_EXTPOINTER_)
-	#include "glext.h"
+	#include <GL/glext.h>
+        typedef void (APIENTRYP PFNGLCOMPRESSEDTEXIMAGE2DPROC) (GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLint border, GLsizei imageSize, const GLvoid *data);
 	#undef GLX_ARB_get_proc_address // avoid problems with local glxext.h
-	#include "glxext.h"
+	#include <GL/glxext.h>
 	#endif
 #endif
 #ifndef GL_VERSION_2_0