2. Quickstart

#include <bitcoin/bitcoin.hpp>
using namespace bc;

int main()
{
    block_type blk = genesis_block();
    std::cout << encode_hex(hash_block_header(blk.header)) << std::endl;
    return 0;
}

$ g++ -o test main.cpp $(pkg-config --cflags --libs libbitcoin)
$ ./test
000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f