diff -up irrlicht-1.5.1/source/Irrlicht/COpenGLExtensionHandler.h.glext irrlicht-1.5.1/source/Irrlicht/COpenGLExtensionHandler.h
--- irrlicht-1.5.1/source/Irrlicht/COpenGLExtensionHandler.h.glext	2009-08-01 11:01:40.000000000 -0400
+++ irrlicht-1.5.1/source/Irrlicht/COpenGLExtensionHandler.h	2009-08-19 20:51:18.891059362 -0400
@@ -53,9 +53,10 @@
 	#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