rec: Fix a warning about parseProtobufOptions() being unused

diff --git a/pdns/rec-lua-conf.cc b/pdns/rec-lua-conf.cc
index d8ca13de2e9488b2147812b9edc9caf44b4e3696..513001e1806e72957a2a807cb12d3d432aeed457 100644 (file)
--- a/pdns/rec-lua-conf.cc
+++ b/pdns/rec-lua-conf.cc
@@ -81,6 +81,7 @@ static void parseRPZParameters(const std::unordered_map<string,boost::variant<ui
   }
 }
 
+#if HAVE_PROTOBUF
 typedef std::unordered_map<std::string, boost::variant<bool, uint64_t, std::string> > protobufOptions_t;
 
 static void parseProtobufOptions(boost::optional<protobufOptions_t> vars, ProtobufExportConfig& config)
@@ -117,6 +118,7 @@ static void parseProtobufOptions(boost::optional<protobufOptions_t> vars, Protob
     config.logResponses = boost::get<bool>((*vars)["logResponses"]);
   }
 }
+#endif /* HAVE_PROTOBUF */
 
 void loadRecursorLuaConfig(const std::string& fname, luaConfigDelayedThreads& delayedThreads)
 {