+extern int udev_add_device(struct udevice *udev, struct sysfs_class_device *class_dev);
+extern int udev_remove_device(struct udevice *udev);
+extern void udev_init_config(void);
+extern int udev_start(void);
+extern int udev_make_node(struct udevice *udev, const char *file, dev_t devt, mode_t mode, uid_t uid, gid_t gid);
+
+extern char sysfs_path[PATH_SIZE];
+extern char udev_root[PATH_SIZE];
+extern char udev_db_path[PATH_SIZE];
+extern char udev_config_filename[PATH_SIZE];
+extern char udev_rules_filename[PATH_SIZE];
+extern int udev_log_priority;
+extern int udev_run;
+
+#endif