--- kspread/kspread_cluster.h	Thu Jul 13 14:35:01 2000
+++ kspread/kspread_cluster.h.new	Tue Feb 27 17:09:23 2001
@@ -1,6 +1,8 @@
 #ifndef kspread_cluster_h
 #define kspread_cluster_h
 
+#include <stdlib.h>
+
 class KSpreadCell;
 class ColumnLayout;
 class RowLayout;
