anchor.diff: -{ stdenv
  +{ lib
  +, stdenv
  +, fetchFromGitHub
  +, makeWrapper
   , bash
   , curl
  -, fetchFromGitHub
  +, dnsutils
   , gawk
  -, host
   , jq
  -, lib
  -, makeWrapper
   , ncurses
   , netcat
   }:
   
   stdenv.mkDerivation rec {
     pname = "twa";
  -  version = "1.9.1";
  +  version = "1.10.0";
   
     src = fetchFromGitHub {
       owner = "trailofbits";
       repo = "twa";
  -    rev = version;
  -    sha256 = "1ab3bcyhfach9y15w8ffvqqan2qk8h62n6z8nqbgygi7n1mf6jzx";
  +    rev = "v${version}";
  +    hash = "sha256-8c1o03iwStmhjKHmEXIZGyaSOAJRlOuhu0ERjCO5SHg=";
     };
   
     dontBuild = true;
  
positive.code: 
      wrapProgram "$out/bin/twa" \
        --prefix PATH : ${lib.makeBinPath [ curl
                                                   host.dnsutils
                                                   jq
                                                   ncurses
                                                   netcat ]}
    '';
  
    meta = with lib; {
  
negative.code: 
    buildInputs = [ bash
                    curl
                    dnsutils
                    gawk
                    jq
                    netcat ];
  
    installPhase = ''
      runHook preInstall
  
      install -Dm 0755 twa "$out/bin/twa"
      install -Dm 0755 tscore "$out/bin/tscore"
      install -Dm 0644 twa.1 "$out/share/man/man1/twa.1"
  