diff -uNr old-lxsession-0.4.2//lxsession-logout/dbus-interface.c lxsession-0.4.2/lxsession-logout/dbus-interface.c
--- old-lxsession-0.4.2//lxsession-logout/dbus-interface.c	2010-02-22 13:08:17.000000000 +0100
+++ lxsession-0.4.2/lxsession-logout/dbus-interface.c	2010-03-08 12:25:31.314311904 +0100
@@ -18,6 +18,7 @@
 
 #include <config.h>
 #include <glib.h>
+#include <string.h>
 #ifdef HAVE_DBUS
 #include <dbus/dbus.h>
 #endif
diff -uNr old-lxsession-0.4.2//lxsession-logout/lxsession-logout.c lxsession-0.4.2/lxsession-logout/lxsession-logout.c
--- old-lxsession-0.4.2//lxsession-logout/lxsession-logout.c	2010-02-21 19:19:21.000000000 +0100
+++ lxsession-0.4.2/lxsession-logout/lxsession-logout.c	2010-03-08 12:28:24.899311986 +0100
@@ -17,6 +17,7 @@
  */
 
 #include <config.h>
+#include <stdlib.h>
 #include <gtk/gtk.h>
 #include <gdk/gdk.h>
 #include <glib/gi18n.h>