+/* From isofs_node.c: */
+struct iso_directory_record;
+extern void isofs_init(void);
+extern int iso_iget(struct iso_node *, ino_t, struct iso_node **,
+ struct iso_directory_record *);
+extern void iso_iput(struct iso_node *);
+extern void iso_ilock(struct iso_node *);
+extern void iso_iunlock(struct iso_node *);
+
+
+extern int iso_blkatoff(struct iso_node *, off_t, char **, struct buf **);
+