-static void write_variable (struct sfm_writer *, const struct variable *, const struct dictionary *);
-static void write_value_labels (struct sfm_writer *,
- struct variable *, int idx, const struct dictionary *);
+static void write_variable (struct sfm_writer *, const struct variable *);
+static void write_value_labels (struct sfm_writer *, struct variable *,
+ int idx);