$OpenBSD: patch-lib_inc_facter_facts_external_resolver_hpp,v 1.1 2018/04/16 11:24:47 bluhm Exp $

Index: lib/inc/facter/facts/external/resolver.hpp
--- lib/inc/facter/facts/external/resolver.hpp.orig
+++ lib/inc/facter/facts/external/resolver.hpp
@@ -44,6 +44,11 @@ namespace facter { namespace facts { namespace externa
          * @param facts The fact collection to populate the external facts into.
          */
         virtual void resolve(std::string const& path, collection& facts) const = 0;
+
+        /**
+         * Destructor for external resolver.
+         */
+        virtual ~resolver() {}
     };
 
 }}}  // namespace facter::facts::external
