--- rxvt-unicode/src/hookinc.h	2011/12/02 09:03:43	1.20
+++ rxvt-unicode/src/hookinc.h	2012/06/05 11:00:40	1.21
@@ -45,6 +45,8 @@
   def (WM_PROTOCOLS)
   def (PROPERTY_NOTIFY)
   def (RESIZE_ALL_WINDOWS)
+  def (SIZE_CHANGE)
+  def (POSITION_CHANGE)
 
   def (XIM_PREEDIT_START)
   def (XIM_PREEDIT_DONE)