File network-nat.patch of Package xen

Index: xen-4.0.2-testing/tools/hotplug/Linux/network-nat
===================================================================
--- xen-4.0.2-testing.orig/tools/hotplug/Linux/network-nat
+++ xen-4.0.2-testing/tools/hotplug/Linux/network-nat
@@ -1,4 +1,4 @@
-#!/bin/bash -x
+#!/bin/bash
 #============================================================================
 # Default Xen network start/stop script when using NAT.
 # Xend calls a network script when it starts.