diff -ur xfce4-session-4.7.1.orig/xfce4-session/xfsm-global.c xfce4-session-4.7.1/xfce4-session/xfsm-global.c
--- xfce4-session-4.7.1.orig/xfce4-session/xfsm-global.c	2010-11-03 21:11:37.000000000 +0100
+++ xfce4-session-4.7.1/xfce4-session/xfsm-global.c	2010-11-26 17:34:35.000000000 +0100
@@ -45,6 +45,8 @@
 #include <libxfce4util/libxfce4util.h>
 #include <libxfce4ui/libxfce4ui.h>
 
+#include <libxfsm/xfsm-util.h>
+
 #include <xfce4-session/shutdown.h>
 #include <xfce4-session/xfsm-global.h>