-static int agr_00x_trns_proc (struct trns_header *, struct ccase *);
-static void agr_00x_end_func (void);
-static int agr_10x_trns_proc (struct trns_header *, struct ccase *);
-static void agr_10x_trns_free (struct trns_header *);
-static void agr_10x_end_func (void);
-static int agr_11x_func (void);
+static trns_proc_func agr_00x_trns_proc, agr_10x_trns_proc;
+static trns_free_func agr_10x_trns_free;
+static void agr_00x_end_func (void *aux);
+static void agr_10x_end_func (void *);
+static read_sort_output_func agr_11x_read;
+static void agr_11x_finish (void);