examples/unsubscribe.milter: use IO::Socket, again

[public-inbox.git] / examples / unsubscribe.milter

diff --git a/examples/unsubscribe.milter b/examples/unsubscribe.milter
index 232295112d54b4e6b51716cf814da433ee97a1f9..04a3976142da5dc29b805052b7ae105fb30767ea 100644 (file)
--- a/examples/unsubscribe.milter
+++ b/examples/unsubscribe.milter
@@ -1,8 +1,7 @@
 #!/usr/bin/perl -w
-# Copyright (C) 2016-2020 all contributors <meta@public-inbox.org>
+# Copyright (C) 2016-2021 all contributors <meta@public-inbox.org>
 # License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
 use strict;
-use warnings;
 use Sendmail::PMilter qw(:all);
 use IO::Socket;
 use Crypt::CBC;