1 files changed, 5 insertions, 0 deletions
diff --git a/src/main.h b/src/main.h
index 674f2fe4a4..7939b087ec 100644
--- a/src/main.h
+++ b/src/main.h
@@ -118,6 +118,9 @@ extern bool fIsBareMultisigStd;
 extern unsigned int nCoinCacheSize;
 extern CFeeRate minRelayTxFee;
 
+// Best header we've seen so far (used for getheaders queries' starting points).
+extern CBlockIndex *pindexBestHeader;
+
 // Minimum disk space required - used in CheckDiskSpace()
 static const uint64_t nMinDiskSpace = 52428800;
 
@@ -199,6 +202,8 @@ bool AcceptToMemoryPool(CTxMemPool& pool, CValidationState &state, const CTransa
 struct CNodeStateStats {
     int nMisbehavior;
     int nSyncHeight;
+    int nCommonHeight;
+    std::vector<int> vHeightInFlight;
 };
 
 struct CDiskTxPos : public CDiskBlockPos