Index: sys/net/ieee8023ad_lacp.c
===================================================================
--- sys/net/ieee8023ad_lacp.c
+++ sys/net/ieee8023ad_lacp.c
@@ -1194,6 +1194,7 @@
 		case IFM_50G_PCIE:
 		case IFM_50G_CR2:
 		case IFM_50G_KR2:
+		case IFM_50G_KR4:
 		case IFM_50G_SR2:
 		case IFM_50G_LR2:
 		case IFM_50G_LAUI2_AC:
Index: sys/net/if_media.h
===================================================================
--- sys/net/if_media.h
+++ sys/net/if_media.h
@@ -258,6 +258,7 @@
 #define	IFM_400G_DR4	IFM_X(115)	/* 400GBase-DR4 */
 #define	IFM_400G_AUI8_AC IFM_X(116)	/* 400G-AUI8 active copper/optical */
 #define	IFM_400G_AUI8	IFM_X(117)	/* 400G-AUI8 */
+#define	IFM_50G_KR4	IFM_X(118)	/* 50GBase-KR4 */
 
 /*
  * Please update ieee8023ad_lacp.c:lacp_compose_key()
Index: sys/net/if_media.c
===================================================================
--- sys/net/if_media.c
+++ sys/net/if_media.c
@@ -1,5 +1,4 @@
 /*	$NetBSD: if_media.c,v 1.1 1997/03/17 02:55:15 thorpej Exp $	*/
-/* $FreeBSD$ */
 
 /*-
  * SPDX-License-Identifier: BSD-4-Clause
@@ -48,6 +47,9 @@
  * to implement this interface.
  */
 
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
 #include "opt_ifmedia.h"
 
 #include <sys/param.h>
@@ -390,34 +392,34 @@
 }
  
 #ifdef IFMEDIA_DEBUG
-struct ifmedia_description ifm_type_descriptions[] =
+static struct ifmedia_description ifm_type_descriptions[] =
     IFM_TYPE_DESCRIPTIONS;
 
-struct ifmedia_description ifm_subtype_ethernet_descriptions[] =
+static struct ifmedia_description ifm_subtype_ethernet_descriptions[] =
     IFM_SUBTYPE_ETHERNET_DESCRIPTIONS;
 
-struct ifmedia_description ifm_subtype_ethernet_option_descriptions[] =
+static struct ifmedia_description ifm_subtype_ethernet_option_descriptions[] =
     IFM_SUBTYPE_ETHERNET_OPTION_DESCRIPTIONS;
 
-struct ifmedia_description ifm_subtype_ieee80211_descriptions[] =
+static struct ifmedia_description ifm_subtype_ieee80211_descriptions[] =
     IFM_SUBTYPE_IEEE80211_DESCRIPTIONS;
 
-struct ifmedia_description ifm_subtype_ieee80211_option_descriptions[] =
+static struct ifmedia_description ifm_subtype_ieee80211_option_descriptions[] =
     IFM_SUBTYPE_IEEE80211_OPTION_DESCRIPTIONS;
 
-struct ifmedia_description ifm_subtype_ieee80211_mode_descriptions[] =
+static struct ifmedia_description ifm_subtype_ieee80211_mode_descriptions[] =
     IFM_SUBTYPE_IEEE80211_MODE_DESCRIPTIONS;
 
-struct ifmedia_description ifm_subtype_atm_descriptions[] =
+static struct ifmedia_description ifm_subtype_atm_descriptions[] =
     IFM_SUBTYPE_ATM_DESCRIPTIONS;
 
-struct ifmedia_description ifm_subtype_atm_option_descriptions[] =
+static struct ifmedia_description ifm_subtype_atm_option_descriptions[] =
     IFM_SUBTYPE_ATM_OPTION_DESCRIPTIONS;
 
-struct ifmedia_description ifm_subtype_shared_descriptions[] =
+static struct ifmedia_description ifm_subtype_shared_descriptions[] =
     IFM_SUBTYPE_SHARED_DESCRIPTIONS;
 
-struct ifmedia_description ifm_shared_option_descriptions[] =
+static struct ifmedia_description ifm_shared_option_descriptions[] =
     IFM_SHARED_OPTION_DESCRIPTIONS;
 
 struct ifmedia_type_to_subtype {
@@ -427,7 +429,7 @@
 };
 
 /* must be in the same order as IFM_TYPE_DESCRIPTIONS */
-struct ifmedia_type_to_subtype ifmedia_types_to_subtypes[] = {
+static struct ifmedia_type_to_subtype ifmedia_types_to_subtypes[] = {
 	{
 	  &ifm_subtype_ethernet_descriptions[0],
 	  &ifm_subtype_ethernet_option_descriptions[0],