--- common/plugins/edit_effects/simple_edit_effects.cpp.orig	Thu Sep 16 18:31:23 2004
+++ common/plugins/edit_effects/simple_edit_effects.cpp	Thu Sep 16 18:32:09 2004
@@ -27,6 +27,7 @@
 //
 
 #include "simple_edit_effects.h"
+#include <math.h>
 
 /***********************************
               REVERSE