--- a/.fvwm/config	Fri Jul 29 20:00:22 2016 +0300
+++ b/.fvwm/config	Sat Aug 06 21:33:10 2016 +0300
@@ -359,6 +359,7 @@
 
 # Close window by Alt+F4 (send SIGHUP).
 Key F4 A M Delete
+Key XF86PowerOff A N Delete
 # Close window by LeftWin+F4 (delete window protocol).
 DestroyFunc MyClose
 AddToFunc MyClose