-extern int ext3_permission (struct inode *, int, struct nameidata *);
-extern int ext3_acl_chmod (struct inode *);
-extern int ext3_init_acl (handle_t *, struct inode *, struct inode *);
+extern int ext4_permission (struct inode *, int);
+extern int ext4_acl_chmod (struct inode *);
+extern int ext4_init_acl (handle_t *, struct inode *, struct inode *);