xquartz: Remove unused include of AvailabilityMacros.h from various sources

Signed-off-by: Jeremy Huddleston Sequoia <jeremyhu@apple.com>
(cherry picked from commit 5e7c0762e6)

hw/xquartz/GL/indirect.c

@@ -35,8 +35,6 @@
 #include <dix-config.h>
 #endif
 
-#include <AvailabilityMacros.h>
-
 #include <dlfcn.h>
 
 #include <OpenGL/OpenGL.h>

hw/xquartz/X11Application.m

@@ -48,7 +48,6 @@
 
 #include <mach/mach.h>
 #include <unistd.h>
-#include <AvailabilityMacros.h>
 
 #include <pthread.h>
 

hw/xquartz/X11Controller.m

@@ -29,7 +29,6 @@
  */
 
 #include "sanitizedCarbon.h"
-#include <AvailabilityMacros.h>
 
 #ifdef HAVE_DIX_CONFIG_H
 #include <dix-config.h>

hw/xquartz/mach-startup/bundle-main.c

@@ -29,7 +29,6 @@
  */
 
 #include <CoreFoundation/CoreFoundation.h>
-#include <AvailabilityMacros.h>
 
 #ifdef HAVE_DIX_CONFIG_H
 #include <dix-config.h>

hw/xquartz/mach-startup/stub.c

@@ -50,8 +50,6 @@
 
 #include <signal.h>
 
-#include <AvailabilityMacros.h>
-
 #include "launchd_fd.h"
 
 static char x11_path[PATH_MAX + 1];

hw/xquartz/pbproxy/pbproxy.h

@@ -35,8 +35,6 @@
 
 #include <asl.h>
 
-#include <AvailabilityMacros.h>
-
 #define  Cursor X_Cursor
 #undef _SHAPE_H_
 #include <X11/Xlib.h>

hw/xquartz/quartzKeyboard.c

@@ -46,7 +46,6 @@
 #include <stdlib.h>
 #include <errno.h>
 #include <sys/stat.h>
-#include <AvailabilityMacros.h>
 
 #include "quartz.h"
 #include "darwin.h"

hw/xquartz/quartzRandR.c

@@ -42,8 +42,6 @@
 
 #include "X11Application.h"
 
-#include <AvailabilityMacros.h>
-
 #include <X11/extensions/randr.h>
 #include <randrstr.h>
 #include <IOKit/graphics/IOGraphicsTypes.h>

hw/xquartz/xpr/dri.c

@@ -69,8 +69,6 @@
 #include "x-hook.h"
 #include "driWrap.h"
 
-#include <AvailabilityMacros.h>
-
 static DevPrivateKeyRec DRIScreenPrivKeyRec;
 #define DRIScreenPrivKey       (&DRIScreenPrivKeyRec)
 static DevPrivateKeyRec DRIWindowPrivKeyRec;