diff --git a/wst/trunk/type_lib_edtr/view_helper.pas b/wst/trunk/type_lib_edtr/view_helper.pas
index 181139b79..94c630d16 100644
--- a/wst/trunk/type_lib_edtr/view_helper.pas
+++ b/wst/trunk/type_lib_edtr/view_helper.pas
@@ -20,6 +20,9 @@ uses
   Classes, SysUtils, ComCtrls, Contnrs,
   pastree, pascal_parser_intf;
 
+const
+  BOOL_STR : array[Boolean] of Char = ('N','Y');
+
 type
 
   ISymbolPainter = interface