fix Apple LLVM v 6.10 compile
fix Apple LLVM v 6.10 compile

reorder/viacoin,reorder/viacoin,reorder/viacoin,experiencecoin/experiencecoin,experiencecoin/experiencecoin,experiencecoin/experiencecoin,reorder/viacoin,experiencecoin/experiencecoin,reorder/viacoin,reorder/viacoin,experiencecoin/experiencecoin,experiencecoin/experiencecoin