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-rw-r--r--bin/tests/system/zero/prereq.sh23
1 files changed, 23 insertions, 0 deletions
diff --git a/bin/tests/system/zero/prereq.sh b/bin/tests/system/zero/prereq.sh
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--- /dev/null
+++ b/bin/tests/system/zero/prereq.sh
@@ -0,0 +1,23 @@
+#!/bin/sh
+
+# Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+#
+# SPDX-License-Identifier: MPL-2.0
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, you can obtain one at https://mozilla.org/MPL/2.0/.
+#
+# See the COPYRIGHT file distributed with this work for additional
+# information regarding copyright ownership.
+
+SYSTEMTESTTOP=..
+. $SYSTEMTESTTOP/conf.sh
+
+if $PERL -e 'use Net::DNS;' 2>/dev/null
+then
+ :
+else
+ echo_i "This test requires the Net::DNS library." >&2
+ exit 1
+fi