extern struct udev_list_entry *udev_device_add_property_from_string(struct udev_device *udev_device, const char *property);
extern char **udev_device_get_properties_envp(struct udev_device *udev_device);
extern ssize_t udev_device_get_properties_monitor_buf(struct udev_device *udev_device, const char **buf);
extern struct udev_list_entry *udev_device_add_property_from_string(struct udev_device *udev_device, const char *property);
extern char **udev_device_get_properties_envp(struct udev_device *udev_device);
extern ssize_t udev_device_get_properties_monitor_buf(struct udev_device *udev_device, const char **buf);