Comment 40 for bug 81227

the final fix will be in hal 0.5.9 in feisty+1 closing with workaround in g-p-m

 gnome-power-manager (2.18.2-0ubuntu3) feisty; urgency=low
 .
   * fix #81227 harder by matching all acpi power buttons instead of only
     these which have an udi with acpi_PWRF