Fix/Update copyright notices; Add SPDX annotation
Let's fix some erroneous/accidential references to wrong license,
update copyright information where applicable and introduce a
SPDX-License-Identifier to all files.
Change-Id: I39af26c6aaaf5c926966391f6565fc5936be21af
diff --git a/src/select.c b/src/select.c
index 4b98b62..1c62e01 100644
--- a/src/select.c
+++ b/src/select.c
@@ -5,6 +5,9 @@
* of the linux 2.4 netfilter subsystem. */
/*
* (C) 2000-2009 by Harald Welte <laforge@gnumonks.org>
+ * All Rights Reserverd.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by