Build system: Fix check for <linux/if_tun.h> and remove our copy

[secnet] / tun.c

diff --git a/tun.c b/tun.c
index d5e0e9e..9d32945 100644 (file)
--- a/tun.c
+++ b/tun.c
@@ -12,7 +12,7 @@
 
 #ifdef HAVE_NET_IF_H
 #include <net/if.h>
-#ifdef HAVE_LINUX_IF_H
+#ifdef HAVE_LINUX_IF_TUN_H
 #include <linux/if_tun.h>
 #define LINUX_TUN_SUPPORTED
 #endif