XQuartz: Set noPanoramixExtension earlier to avoid a possible race.

(cherry picked from commit 49668e8a88)

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

@@ -51,6 +51,8 @@
 /* From darwinEvents.c ... but don't want to pull in all the server cruft */
 void DarwinListenOnOpenFD(int fd);
 
+extern int noPanoramiXExtension;
+
 #define DEFAULT_CLIENT "/usr/X11/bin/xterm"
 #define DEFAULT_STARTX "/usr/X11/bin/startx"
 #define DEFAULT_SHELL  "/bin/sh"
@@ -359,6 +361,9 @@ int main(int argc, char **argv, char **envp) {
     mach_msg_size_t mxmsgsz = sizeof(union MaxMsgSize) + MAX_TRAILER_SIZE;
     mach_port_t mp;
     kern_return_t kr;
+
+    // The server must not run the PanoramiX operations.
+    noPanoramiXExtension = TRUE;
     
     fprintf(stderr, "X11.app: main(): argc=%d\n", argc);
     for(i=1; i < argc; i++) {

hw/xquartz/pseudoramiX.c

@@ -46,7 +46,6 @@ Equipment Corporation.
 #include "globals.h"
 
 Bool noPseudoramiXExtension = FALSE;
-extern int noPanoramiXExtension;
 
 extern int ProcPanoramiXQueryVersion (ClientPtr client);
 
@@ -131,9 +130,6 @@ void PseudoramiXExtensionInit(int argc, char *argv[])
     }
 #endif
 
-    // The server must not run the PanoramiX operations.
-    noPanoramiXExtension = TRUE;
-
     if (pseudoramiXGeneration != serverGeneration) {
         extEntry = AddExtension(PANORAMIX_PROTOCOL_NAME, 0, 0,
                                 ProcPseudoramiXDispatch,

hw/xquartz/quartzCocoa.m

@@ -44,10 +44,6 @@
 
 #include "darwin.h"
 
-extern void FatalError(const char *, ...);
-extern char *display;
-extern int noPanoramiXExtension;
-
 /*
  * QuartzWriteCocoaPasteboard
  *  Write text to the Mac OS X pasteboard.