fprintf(stderr,"%s: setting zstats with zspends=%li,zouts=%li,anonset=%li\n",__FUNCTION__,zstats.nChainShieldedOutputs,zstats.nChainShieldedSpends,zstats.nChainShieldedOutputs-zstats.nChainShieldedSpends);
fprintf(stderr,"%s: setting zstats with height,zspends,zouts,anonset=%li,%li,%li,%li\n",__FUNCTION__,zstats.nHeight,zstats.nChainShieldedOutputs,zstats.nChainShieldedSpends,zstats.nChainShieldedOutputs-zstats.nChainShieldedSpends);