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-rw-r--r--src/compat/udp_tunnel/udp_tunnel_partial_compat.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/compat/udp_tunnel/udp_tunnel_partial_compat.h b/src/compat/udp_tunnel/udp_tunnel_partial_compat.h
index e16ab52..230b3cd 100644
--- a/src/compat/udp_tunnel/udp_tunnel_partial_compat.h
+++ b/src/compat/udp_tunnel/udp_tunnel_partial_compat.h
@@ -1,3 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0
+ *
+ * Copyright (C) 2015-2017 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
+ */
+
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 18, 0)
#define udp_sock_create4 udp_sock_create
#define udp_sock_create6 udp_sock_create