Index: generic/xotclInt.h
===================================================================
diff -u -rd2f17f8dd98fcfa82a8473ed5e299c7c2026a80f -rb6d81c6521d1e1d58f00763f5ab30a0946cc222a
--- generic/xotclInt.h	(.../xotclInt.h)	(revision d2f17f8dd98fcfa82a8473ed5e299c7c2026a80f)
+++ generic/xotclInt.h	(.../xotclInt.h)	(revision b6d81c6521d1e1d58f00763f5ab30a0946cc222a)
@@ -374,12 +374,13 @@
 #define XOTCL_ARG_RELATION		     0x0100
 #define XOTCL_ARG_SWITCH		     0x0200
 #define XOTCL_ARG_HAS_DEFAULT		     0x1000
+#define XOTCL_ARG_IS_CONVERTER		     0x2000
 
 /* disallowed options */
 #define XOTCL_DISALLOWED_ARG_METHOD_PARAMETER	     (XOTCL_ARG_METHOD|XOTCL_ARG_INITCMD|XOTCL_ARG_RELATION)
 #define XOTCL_DISALLOWED_ARG_SETTER	     	     (XOTCL_ARG_SUBST_DEFAULT|XOTCL_DISALLOWED_ARG_METHOD_PARAMETER)
 #define XOTCL_DISALLOWED_ARG_OBJECT_PARAMETER	     0
-#define XOTCL_DISALLOWED_ARG_VALUEECHECK	     (XOTCL_ARG_SUBST_DEFAULT|XOTCL_ARG_METHOD|XOTCL_ARG_INITCMD|XOTCL_ARG_RELATION|XOTCL_ARG_SWITCH|XOTCL_ARG_CURRENTLY_UNKNOWN)
+#define XOTCL_DISALLOWED_ARG_VALUEECHECK	     (XOTCL_ARG_SUBST_DEFAULT|XOTCL_ARG_METHOD|XOTCL_ARG_INITCMD|XOTCL_ARG_RELATION|XOTCL_ARG_SWITCH|XOTCL_ARG_CURRENTLY_UNKNOWN|XOTCL_ARG_IS_CONVERTER)
 
 
 /* method types */