class CWalletTx;
class CKeyItem;
+class CMessageHeader;
+class CAddress;
+class CInv;
+class CRequestTracker;
+class CNode;
+class CBlockIndex;
+
static const unsigned int MAX_BLOCK_SIZE = 1000000;
static const unsigned int MAX_BLOCK_SIZE_GEN = MAX_BLOCK_SIZE/2;
static const int MAX_BLOCK_SIGOPS = MAX_BLOCK_SIZE/50;
+class CReserveKey;
+class CTxDB;
+class CTxIndex;
bool CheckDiskSpace(uint64 nAdditionalBytes=0);
FILE* OpenBlockFile(unsigned int nFile, unsigned int nBlockPos, const char* pszMode="rb");