Add support for forward/reverse DNS range split

- Allow for explicit reverse RFC1918 lookups with unbound_reverse_zones
- Add tests, similar to NSD ones
- Wait for network to be online before starting (fixes AETHER-1041)
- Multiplatform support

Change-Id: I385aec6f766b45a9db595d2f8af5ed8fe0dde2ca
diff --git a/vars/OpenBSD.yml b/vars/OpenBSD.yml
new file mode 100644
index 0000000..05d4503
--- /dev/null
+++ b/vars/OpenBSD.yml
@@ -0,0 +1,17 @@
+---
+# unbound vars/OpenBSD.yml
+#
+# SPDX-FileCopyrightText: © 2020 Open Networking Foundation <support@opennetworking.org>
+# SPDX-License-Identifier: Apache-2.0
+#
+# NOTE: Only put platform/OS-specific variables in this file.
+# Put all other variables in the 'defaults/main.yml' file.
+
+# config dir
+unbound_conf_dir: "/var/unbound/etc"
+
+# group with read permissions on config files
+unbound_groupname: "_unbound"
+
+# service name
+unbound_service: "unbound"