compile utest

zhangmeng

2021-07-20 a92f880b2f9e8d51d6d57f93113bd534b2178f5f

 src/exported_symbols

@@ -5,7 +5,9 @@
   BHUnregister;
   BHRegisterTopics;
   BHQueryTopicAddress;
   BHQueryProcs;
   BHSubscribeTopics;
   BHSubscribeNetTopics;
   BHStartWorker;
   BHHeartbeatEasy;
   BHHeartbeat;