From ef9b60896fff2fa9a55260d909fac4d275055f3d Mon Sep 17 00:00:00 2001
From: Philip Paeps <philip@trouble.is>
Date: Tue, 12 Oct 2021 16:07:28 +0800
Subject: [PATCH] privsep: Fix getting interface VLANID on BSD (#58)

Include relevant headers for the definition of SIOCGETVLAN.  This fixes
DHCPv6 Prefix Delegation where a prefix is delegated to several VLAN
interfaces on the same physical interface.
---
 src/privsep-bsd.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/privsep-bsd.c b/src/privsep-bsd.c
index 91c54488..82309e15 100644
--- a/src/privsep-bsd.c
+++ b/src/privsep-bsd.c
@@ -33,6 +33,14 @@
 #include <netinet/in.h>
 #include <netinet6/in6_var.h>
 #include <netinet6/nd6.h>
+#ifdef __NetBSD__
+#include <netinet/if_ether.h>
+#include <net/if_vlanvar.h> /* Needs netinet/if_ether.h */
+#elif defined(__DragonFly__)
+#include <net/vlan/if_vlan_var.h>
+#else
+#include <net/if_vlan_var.h>
+#endif
 #ifdef __DragonFly__
 #  include <netproto/802_11/ieee80211_ioctl.h>
 #else
-- 
2.47.2