gl: upgrade glxext.h to version 23

include/GL/glxext.h

@@ -6,7 +6,7 @@ extern "C" {
 #endif
 
 /*
-** Copyright (c) 2007 The Khronos Group Inc.
+** Copyright (c) 2007-2009 The Khronos Group Inc.
 ** 
 ** Permission is hereby granted, free of charge, to any person obtaining a
 ** copy of this software and/or associated documentation files (the
@@ -28,6 +28,8 @@ extern "C" {
 ** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
 */
 
+/* Function declaration macros - to move into glplatform.h */
+
 #if defined(_WIN32) && !defined(APIENTRY) && !defined(__CYGWIN__) && !defined(__SCITECH_SNAP__)
 #define WIN32_LEAN_AND_MEAN 1
 #include <windows.h>
@@ -46,9 +48,9 @@ extern "C" {
 /*************************************************************/
 
 /* Header file version number, required by OpenGL ABI for Linux */
-/* glxext.h last updated 2008/10/22 */
+/* glxext.h last updated 2009/08/03 */
 /* Current version at http://www.opengl.org/registry/ */
-#define GLX_GLXEXT_VERSION 21
+#define GLX_GLXEXT_VERSION 23
 
 #ifndef GLX_VERSION_1_3
 #define GLX_WINDOW_BIT                     0x00000001
@@ -135,6 +137,12 @@ extern "C" {
 #define GLX_CONTEXT_FLAGS_ARB              0x2094
 #endif
 
+#ifndef GLX_ARB_create_context_profile
+#define GLX_CONTEXT_CORE_PROFILE_BIT_ARB   0x00000001
+#define GLX_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB 0x00000002
+#define GLX_CONTEXT_PROFILE_MASK_ARB       0x9126
+#endif
+
 #ifndef GLX_SGIS_multisample
 #define GLX_SAMPLE_BUFFERS_SGIS            100000
 #define GLX_SAMPLES_SGIS                   100001
@@ -518,6 +526,10 @@ extern GLXContext glXCreateContextAttribsARB (Display *, GLXFBConfig, GLXContext
 typedef GLXContext ( * PFNGLXCREATECONTEXTATTRIBSARBPROC) (Display *dpy, GLXFBConfig config, GLXContext share_context, Bool direct, const int *attrib_list);
 #endif
 
+#ifndef GLX_ARB_create_context_profile
+#define GLX_ARB_create_context_profile 1
+#endif
+
 #ifndef GLX_SGIS_multisample
 #define GLX_SGIS_multisample 1
 #endif