void lw_add_value_args_to_args (widget_value* wv, ArgList addto, int* offset);
void lw_add_widget_value_arg (widget_value* wv, String name, XtArgVal value);
void lw_copy_widget_value_args (widget_value* copy, widget_value* val);
void lw_add_value_args_to_args (widget_value* wv, ArgList addto, int* offset);
void lw_add_widget_value_arg (widget_value* wv, String name, XtArgVal value);
void lw_copy_widget_value_args (widget_value* copy, widget_value* val);