__VA_ARGS__ vnet_ip_feature_registration_t mc_##x
-/* Global ip4 input node. Errors get attached to ip4 input node. */
+/** Global ip4 input node. Errors get attached to ip4 input node. */
extern vlib_node_registration_t ip4_input_node;
extern vlib_node_registration_t ip4_lookup_node;
extern vlib_node_registration_t ip4_rewrite_node;