+gchar * value_to_text (union value v, const struct variable *);
+gchar * value_to_text__ (union value v, const struct fmt_spec *,
+ const char *encoding);
+
+
+union value *text_to_value (const gchar *text, const struct variable *,
+ union value *);
+union value *text_to_value__ (const gchar *text, const struct fmt_spec *,
+ const gchar *encoding, union value *);
+
+/* Create a deep copy of SRC */
+GtkListStore * clone_list_store (const GtkListStore *src);
+
+/* gtk_box_pack_start_defaults is deprecated.
+ Therefore we roll our own until a better solution is found */
+static inline void
+psppire_box_pack_start_defaults (GtkBox *box, GtkWidget *widget)
+{
+ gtk_box_pack_start (box, widget, TRUE, TRUE, 0);
+}