1 files changed, 2 insertions, 0 deletions
diff --git a/src/main.h b/src/main.h
index f6bac889be..a683412571 100644
--- a/src/main.h
+++ b/src/main.h
@@ -87,6 +87,8 @@ extern uint64_t nLastBlockTx;
 extern uint64_t nLastBlockSize;
 extern const std::string strMessageMagic;
 extern int64_t nTimeBestReceived;
+extern CWaitableCriticalSection csBestBlock;
+extern CConditionVariable cvBlockChange;
 extern bool fImporting;
 extern bool fReindex;
 extern bool fBenchmark;