VM_SysCall.sysExit(exitStatusRecursivelyShuttingDown);
VM_SysCall.sysExit(EXIT_STATUS_RECURSIVELY_SHUTTING_DOWN);
  public static void dieAbruptlyRecursiveSystemTrouble() {    if (! inDieAbruptlyRecursiveSystemTrouble) {      inDieAbruptlyRecursiveSystemTrouble = true;      sysWriteln("VM.dieAbruptlyRecursiveSystemTrouble(): Dying abruptly",                    "; we're stuck in a recursive shutdown/exit.");    }    /* Emergency death. */    VM_SysCall.sysExit(exitStatusRecursivelyShuttingDown);    /* And if THAT fails, go into an inf. loop.  Ugly, but it's better than       returning from this function and leading to yet more cascading errors.       and misleading error messages.   (To the best of my knowledge, we have       never yet reached this point.)  */    while (true)      ;  }