extern json_spirit::Value signrawtransaction(const json_spirit::Array& params, bool fHelp);
extern json_spirit::Value sendrawtransaction(const json_spirit::Array& params, bool fHelp);
+extern json_spirit::Value getbestblockhash(const json_spirit::Array& params, bool fHelp); // in rpcblockchain.cpp
extern json_spirit::Value getblockcount(const json_spirit::Array& params, bool fHelp); // in rpcblockchain.cpp
extern json_spirit::Value getdifficulty(const json_spirit::Array& params, bool fHelp);
extern json_spirit::Value settxfee(const json_spirit::Array& params, bool fHelp);