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diff --git a/nx-X11/lib/GL/apple/dri_glx.c b/nx-X11/lib/GL/apple/dri_glx.c
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-/**************************************************************************
-
-Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
-Copyright (c) 2002 Apple Computer, Inc.
-Copyright (c) 2004 Torrey T. Lyons
-All Rights Reserved.
-
-Permission is hereby granted, free of charge, to any person obtaining a
-copy of this software and associated documentation files (the
-"Software"), to deal in the Software without restriction, including
-without limitation the rights to use, copy, modify, merge, publish,
-distribute, sub license, and/or sell copies of the Software, and to
-permit persons to whom the Software is furnished to do so, subject to
-the following conditions:
-
-The above copyright notice and this permission notice (including the
-next paragraph) shall be included in all copies or substantial portions
-of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
-IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
-ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
-TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
-SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-**************************************************************************/
-/* $XFree86: xc/lib/GL/apple/dri_glx.c,v 1.2 2004/04/21 04:59:40 torrey Exp $ */
-
-/*
- * Authors:
- * Kevin E. Martin <kevin@precisioninsight.com>
- * Brian Paul <brian@precisioninsight.com>
- *
- */
-
-#ifdef GLX_DIRECT_RENDERING
-
-#include <unistd.h>
-#include <X11/Xlibint.h>
-#include <X11/extensions/Xext.h>
-#include "extutil.h"
-#include "glxclient.h"
-#include "appledri.h"
-#include <stdio.h>
-#include "dri_glx.h"
-#include <sys/types.h>
-#include <stdarg.h>
-
-
-/* Apple OpenGL "driver" information. */
-static const char *__driAppleDriverName = "apple";
-static const int __driAppleDriverMajor = 1;
-static const int __driAppleDriverMinor = 0;
-static const int __driAppleDriverPatch = 0;
-
-
-/*
- * printf wrappers
- */
-
-static void InfoMessageF(const char *f, ...)
-{
- va_list args;
- const char *env;
-
- if ((env = getenv("LIBGL_DEBUG")) && strstr(env, "verbose")) {
- fprintf(stderr, "libGL: ");
- va_start(args, f);
- vfprintf(stderr, f, args);
- va_end(args);
- }
-}
-
-static void ErrorMessageF(const char *f, ...)
-{
- va_list args;
-
- if (getenv("LIBGL_DEBUG")) {
- fprintf(stderr, "libGL error: ");
- va_start(args, f);
- vfprintf(stderr, f, args);
- va_end(args);
- }
-}
-
-
-/*
- * Given a display pointer and screen number, determine the name of
- * the DRI driver for the screen. (I.e. "r128", "tdfx", etc).
- * Return True for success, False for failure.
- */
-static Bool GetDriverName(Display *dpy, int scrNum, char **driverName)
-{
- int directCapable;
-
- *driverName = NULL;
-
- if (!XAppleDRIQueryDirectRenderingCapable(dpy, scrNum, &directCapable)) {
- ErrorMessageF("XAppleDRIQueryDirectRenderingCapable failed\n");
- return False;
- }
- if (!directCapable) {
- ErrorMessageF("XAppleDRIQueryDirectRenderingCapable returned false\n");
- return False;
- }
-
- *driverName = (char *) __driAppleDriverName;
-
- InfoMessageF("XF86DRIGetClientDriverName: %d.%d.%d %s (screen %d)\n",
- __driAppleDriverMajor, __driAppleDriverMinor,
- __driAppleDriverPatch, *driverName, scrNum);
-
- return True;
-}
-
-
-/*
- * Exported function for querying the DRI driver for a given screen.
- *
- * The returned char pointer points to a static array that will be
- * overwritten by subsequent calls.
- */
-const char *glXGetScreenDriver (Display *dpy, int scrNum) {
- static char ret[32];
- char *driverName;
- if (GetDriverName(dpy, scrNum, &driverName)) {
- int len;
- if (!driverName)
- return NULL;
- len = strlen (driverName);
- if (len >= 31)
- return NULL;
- memcpy (ret, driverName, len+1);
- Xfree(driverName);
- return ret;
- }
- return NULL;
-}
-
-
-/*
- * Exported function for obtaining a driver's option list (UTF-8 encoded XML).
- *
- * The returned char pointer points directly into the driver. Therefore
- * it should be treated as a constant.
- *
- * If the driver was not found or does not support configuration NULL is
- * returned.
- *
- * Note: In a standard GLX imlementation the driver remains opened after
- * this function returns.
- */
-const char *glXGetDriverConfig(const char *driverName) {
- /* the apple stub driver does not support configuration */
- return NULL;
-}
-
-
-static void driDestroyDisplay(Display *dpy, void *private)
-{
- __DRIdisplayPrivate *pdpyp = (__DRIdisplayPrivate *)private;
-
- if (pdpyp) {
- Xfree(pdpyp->libraryHandles);
- Xfree(pdpyp);
- }
-}
-
-
-void *driCreateDisplay(Display *dpy, __DRIdisplay *pdisp)
-{
- const int numScreens = ScreenCount(dpy);
- __DRIdisplayPrivate *pdpyp;
- int eventBase, errorBase;
- int major, minor, patch;
- int scrn;
-
- /* Initialize these fields to NULL in case we fail.
- * If we don't do this we may later get segfaults trying to free random
- * addresses when the display is closed.
- */
- pdisp->private = NULL;
- pdisp->destroyDisplay = NULL;
- pdisp->createScreen = NULL;
-
- if (!XAppleDRIQueryExtension(dpy, &eventBase, &errorBase)) {
- return NULL;
- }
-
- if (!XAppleDRIQueryVersion(dpy, &major, &minor, &patch)) {
- return NULL;
- }
-
- pdpyp = (__DRIdisplayPrivate *)Xmalloc(sizeof(__DRIdisplayPrivate));
- if (!pdpyp) {
- return NULL;
- }
-
- pdpyp->driMajor = major;
- pdpyp->driMinor = minor;
- pdpyp->driPatch = patch;
-
- pdisp->destroyDisplay = driDestroyDisplay;
-
- /* allocate array of pointers to createScreen funcs */
- pdisp->createScreen = (CreateScreenFunc *) Xmalloc(numScreens * sizeof(void *));
- if (!pdisp->createScreen)
- return NULL;
-
- /* allocate array of pointers to createScreen funcs */
- pdisp->createNewScreen = (CreateNewScreenFunc *) Xmalloc(numScreens * sizeof(void *));
- if (!pdisp->createNewScreen) {
- Xfree(pdisp->createScreen);
- Xfree(pdpyp);
- return NULL;
- }
-
- /* allocate array of library handles */
- pdpyp->libraryHandles = (void **) Xmalloc(numScreens * sizeof(void*));
- if (!pdpyp->libraryHandles) {
- Xfree(pdisp->createNewScreen);
- Xfree(pdisp->createScreen);
- Xfree(pdpyp);
- return NULL;
- }
-
- /* we'll statically bind to the __driCreateScreen function */
- for (scrn = 0; scrn < numScreens; scrn++) {
- pdisp->createScreen[scrn] = __driCreateScreen;
- pdisp->createNewScreen[scrn] = NULL;
- pdpyp->libraryHandles[scrn] = NULL;
- }
-
- return (void *)pdpyp;
-}
-
-
-/*
-** Here we'll query the DRI driver for each screen and let each
-** driver register its GL extension functions. We only have to
-** do this once. But it MUST be done before we create any contexts
-** (i.e. before any dispatch tables are created) and before
-** glXGetProcAddressARB() returns.
-**
-** Currently called by glXGetProcAddress(), __glXInitialize(), and
-** __glXNewIndirectAPI().
-*/
-void
-__glXRegisterExtensions(void)
-{
- static GLboolean alreadyCalled = GL_FALSE;
-
- if (alreadyCalled) {
- return;
- }
-
- __driRegisterExtensions ();
-
- alreadyCalled = GL_TRUE;
-}
-
-
-#endif /* GLX_DIRECT_RENDERING */
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