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-rw-r--r--sbin/ipfw/main.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/sbin/ipfw/main.c b/sbin/ipfw/main.c
index b7ff07a60949..0ea0bb7cb634 100644
--- a/sbin/ipfw/main.c
+++ b/sbin/ipfw/main.c
@@ -1,4 +1,6 @@
-/*
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause
+ *
* Copyright (c) 2002-2003,2010 Luigi Rizzo
* Copyright (c) 1996 Alex Nash, Paul Traina, Poul-Henning Kamp
* Copyright (c) 1994 Ugen J.S.Antsilevich