+struct udev_device *udev_device_new_from_nulstr(struct udev *udev, char *nulstr, ssize_t buflen);
+struct udev_device *udev_device_shallow_clone(struct udev_device *old_device);
+struct udev_device *udev_device_clone_with_db(struct udev_device *old_device);
+int udev_device_copy_properties(struct udev_device *dst, struct udev_device *src);