_cleanup_strv_free_ char **dns = NULL, **ntp = NULL, **domains = NULL;
_cleanup_free_ char *setup_state = NULL, *operational_state = NULL;
_cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL, *reply = NULL;
_cleanup_udev_device_unref_ struct udev_device *d = NULL;
_cleanup_strv_free_ char **dns = NULL, **ntp = NULL, **domains = NULL;
_cleanup_free_ char *setup_state = NULL, *operational_state = NULL;
_cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL, *reply = NULL;
_cleanup_udev_device_unref_ struct udev_device *d = NULL;