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static int restart_monitor(void)
{
	pthread_attr_t attr;
	/* If we're supposed to be stopped -- stay stopped */
	if (monitor_thread == AST_PTHREADT_STOP) {
		return 0;
	}
	if (ast_mutex_lock(&monlock)) {
		ast_log(LOG_WARNING, "Unable to lock monitor\n");
		return -1;
	}
	if (monitor_thread == pthread_self()) {
		ast_mutex_unlock(&monlock);
		ast_log(LOG_WARNING, "Cannot kill myself\n");
		return -1;
	}
	if (monitor_thread && (monitor_thread != AST_PTHREADT_NULL)) {
+#ifndef __CYGWIN__		
		/* Wake up the thread */
		pthread_kill(monitor_thread, SIGURG);
	} else {	
+#else
+		pthread_cancel(monitor_thread);
+		pthread_join(monitor_thread, NULL);
+	}
+#endif
	 	pthread_attr_init(&attr);
                pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
                /* Start a new monitor */
                if (ast_pthread_create(&monitor_thread, &attr, do_monitor, NULL) < 0) {
                        ast_mutex_unlock(&monlock);
                        ast_log(LOG_ERROR, "Unable to start monitor thread.\n");
                        return -1;
                }

+#ifndef __CYGWIN__		
 	}
+#endif
	ast_mutex_unlock(&monlock);
	return 0;
}