int netdev_register_provider(const struct netdev_class *);
int netdev_unregister_provider(const char *type);
+const struct netdev_class *netdev_lookup_provider(const char *type);
extern const struct netdev_class netdev_linux_class;
+extern const struct netdev_class netdev_internal_class;
extern const struct netdev_class netdev_tap_class;
#ifdef __cplusplus