/* libudev-device.c */
struct udev_device *udev_device_new(struct udev *udev);
-struct udev_device *udev_device_new_from_id_filename(struct udev *udev, char *id);
mode_t udev_device_get_devnode_mode(struct udev_device *udev_device);
int udev_device_set_syspath(struct udev_device *udev_device, const char *syspath);
int udev_device_set_devnode(struct udev_device *udev_device, const char *devnode);