anchor.diff:  , fetchurl
   , perl
   
  -, openssl
  +, openssl_1-1-0
   }:
   
   stdenv.mkDerivation rec {
  
positive.code:     "--enable-ed25519"
      "--enable-ed448"
      "--with-drill"
      "--with-ssl=${openssl}"
      "--with-ca-file=/etc/ssl/certs/ca-certificates.crt"
    ];
  
  
negative.code:   ];
  
    buildInputs = [
      openssl_1-1-0
    ];
  
    postPatch = ''
  