+void afh_get_chunk(long unsigned chunk_num, struct afh_info *afhi,
+ void *map, const char **buf, size_t *len);
+void afh_get_header(struct afh_info *afhi, void *map, const char **buf, size_t *len);
+char *make_taginfo(char *title, char *artist, char *album, char *year,
+ char *comment);