udev_set_log_priority
udev_get_sys_path
udev_get_dev_path
+udev_get_run_path
udev_get_userdata
udev_set_userdata
</SECTION>
udev_device_get_devnum
udev_device_get_action
udev_device_get_sysattr_value
+udev_device_get_sysattr_list_entry
udev_device_get_seqnum
udev_device_get_usec_since_initialized
</SECTION>