From 6be47466f274b06b2921f9ba10dd4e02e360be89 Mon Sep 17 00:00:00 2001
From: Erik Ekman <erik@kryo.se>
Date: Mon, 15 Jul 2024 23:46:22 +0200
Subject: [PATCH] Try to include relevant parts of macos if_utun.h

To compile without it (pre 10.6)

See bug #98
---
 src/tun.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/tun.c b/src/tun.c
index 379ca44..1f4585d 100644
--- a/src/tun.c
+++ b/src/tun.c
@@ -31,7 +31,9 @@
 #include <sys/kern_control.h>
 #include <sys/sys_domain.h>
 #include <sys/ioctl.h>
-#include <net/if_utun.h>
+/* Inline used parts of if_utun.h to compile without it. */
+#define UTUN_CONTROL_NAME "com.apple.net.utun_control"
+#define UTUN_OPT_IFNAME 2
 #include <netinet/ip.h>
 #endif