+ <group android:menuCategory="system">
+ <item
+ android:id="@+id/nav_settings"
+ android:icon="@android:drawable/ic_menu_preferences"
+ android:title="@string/action_settings" />
+ <item
+ android:id="@+id/nav_exit"
+ android:icon="@android:drawable/ic_lock_power_off"
+ android:title="@string/nav_exit_title" />
+ </group>