anchor.diff: -{ lib, stdenv
  +{ lib
  +, stdenv
   , autoreconfHook
   , boost
   , db48
  -, fetchurl
  +, fetchFromGitHub
   , libevent
   , miniupnpc
   , openssl
  
positive.code:   pname = "particl-core";
    version = "0.19.2.14";
  
    src = fetchurl {
      url = "https://github.com/particl/particl-core/archive/v${version}.tar.gz";
      sha256 = "sha256-UMU3384r4RGVl0/7OPwdDva09vhQr+9Lqb1oD/PTva8=";
    };
  
    nativeBuildInputs = [ pkg-config autoreconfHook ];
  
negative.code: 
    meta = {
      description = "Privacy-Focused Marketplace & Decentralized Application Platform";
      longDescription = ''
        An open source, decentralized privacy platform built for global person to person eCommerce.
        RPC daemon and CLI client only.
      '';
  