From ab634a065c6fe86d1ecc55aee2a71a5e6c95bb85 Mon Sep 17 00:00:00 2001
From: snow flurry <snow@datagirl.xyz>
Date: Fri, 18 Feb 2022 19:19:04 -0800
Subject: [PATCH] tun_netbsd: compile fix

---
 tun/tun_netbsd.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tun/tun_netbsd.go b/tun/tun_netbsd.go
index 14fe796..1fb7d5c 100644
--- a/tun/tun_netbsd.go
+++ b/tun/tun_netbsd.go
@@ -37,6 +37,7 @@ type NativeTun struct {
 	events      chan Event
 	errors      chan error
 	routeSocket int
+	closeOnce   sync.Once
 }
 
 func (tun *NativeTun) routineRouteListener(tunIfindex int) {