-/* Formats a value according to FORMAT
- The returned string must be freed when no longer required */
-gchar * value_to_text (union value v, const PsppireDict *dict, struct fmt_spec format);
+ param = g_param_spec_string (name, nick, blurb, default_value, flags);
+ ((GParamSpecString *) param)->null_fold_if_empty = TRUE;
+ return param;
+}
+
+char *escape_underscores (const char *);
+
+gchar * value_to_text (union value v, const struct variable *);
+gchar * value_to_text__ (union value v, const struct fmt_spec *,
+ const char *encoding);