diff -r -u srcORIG/gnubiff.cc  src/gnubiff.cc
--- srcORIG/gnubiff.cc  2008-08-20 18:19:20.000000000 -0500
+++ src/gnubiff.cc      2008-08-20 18:13:07.000000000 -0500
@@ -43,6 +43,7 @@
 #include "ui-preferences.h"
 #include "ui-applet.h"
 #include "ui-applet-gtk.h"
+#include <stdlib.h>
 
 int main (int argc, char **argv);
 int mainGNOME (int argc, char **argv);
diff -r -u srcORIG/gui.cc  src/gui.cc    
--- srcORIG/gui.cc      2008-08-20 18:19:20.000000000 -0500
+++ src/gui.cc  2008-08-20 18:13:07.000000000 -0500
@@ -33,6 +33,7 @@
 #include <gmodule.h>
 #include "gtk_image_animation.h"
 #include "gui.h"
+#include <stdlib.h>
 
 
 /**
diff -r -u srcORIG/signals.cc  src/signals.cc
--- srcORIG/signals.cc  2008-08-20 18:19:20.000000000 -0500
+++ src/signals.cc      2008-08-20 18:13:07.000000000 -0500
@@ -32,6 +32,7 @@
 #include "signals.h"
 #include "ui-applet.h"
 #include "ui-applet-gui.h"
+#include <stdlib.h>
 
 /// Pointer to biff
 class Biff *Signals::biff_ = NULL;