--- zzzz-none-000/linux-4.4.60/include/net/sch_generic.h	2017-04-08 07:53:53.000000000 +0000
+++ dragonfly-4020-701/linux-4.4.60/include/net/sch_generic.h	2018-11-08 13:36:17.000000000 +0000
@@ -344,6 +344,7 @@
 extern struct Qdisc_ops pfifo_fast_ops;
 extern struct Qdisc_ops mq_qdisc_ops;
 extern struct Qdisc_ops noqueue_qdisc_ops;
+extern struct Qdisc_ops fq_codel_qdisc_ops;
 extern const struct Qdisc_ops *default_qdisc_ops;
 
 struct Qdisc_class_common {