anchor.diff:      "--sysconfdir=/etc"
       "--localstatedir=/var"
       "--without-trust-paths"
  -    "--enable-doc"
     ];
   
     installFlags = [ "exampledir=\${out}/etc/pkcs11" ];
  
positive.code: { stdenv, fetchFromGitHub, autoreconfHook, which, pkgconfig, libiconv
  , libffi, libtasn1, gtk_doc, libxslt, docbook_xsl }:
  
  stdenv.mkDerivation rec {
    name = "p11-kit-${version}";
  
negative.code:     sha256 = "1l8sg0g74k2mk0y6vz19hc103dzizxa0h579gdhvxifckglb01hy";
    };
  
    outputs = [ "out" "dev"];
    outputBin = "dev";
  
    nativeBuildInputs = [ autoreconfHook which pkgconfig ];
    buildInputs = [ libffi libtasn1 libiconv ];
  
    autoreconfPhase = ''
  