Administrivia: Fix erroneous GPL3+ licence notices "version d or later" (!)

[secnet.git] / tun.c

diff --git a/tun.c b/tun.c
index d5e0e9e985e31eb615e0bcf5655d7c37f2116aab..3ba62b3880c1feb522022c7dca67a3b0c8bc8788 100644 (file)
--- a/tun.c
+++ b/tun.c
@@ -1,3 +1,22 @@
+/*
+ * This file is part of secnet.
+ * See README for full list of copyright holders.
+ *
+ * secnet is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * secnet is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * version 3 along with secnet; if not, see
+ * https://www.gnu.org/licenses/gpl.html.
+ */
+
 #include "secnet.h"
 #include "util.h"
 #include "netlink.h"
@@ -12,7 +31,7 @@
 
 #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