int ofproto_mirror_unregister(struct ofproto *, void *aux);
int ofproto_set_flood_vlans(struct ofproto *, unsigned long *flood_vlans);
-bool ofproto_is_mirror_output_bundle(struct ofproto *, void *aux);
+bool ofproto_is_mirror_output_bundle(const struct ofproto *, void *aux);
/* Configuration querying. */
bool ofproto_has_snoops(const struct ofproto *);