anchor.diff:      substituteInPlace oasis/elf-loader --replace bitstring.ppx ppx_bitstring
     '';
   
  -  configureFlags = [ "--enable-everything ${disableIda}" "--with-llvm-config=${llvm.dev}/bin/llvm-config" ];
  +  configureFlags = [ "--enable-everything ${disableIda} ${disableGhidra}" "--with-llvm-config=${llvm.dev}/bin/llvm-config" ];
   
     meta = with lib; {
       description = "Platform for binary analysis. It is written in OCaml, but can be used from other languages.";
  
positive.code:   '';
  
    disableIda = "--disable-ida";
  
    patches = [ ./curses_is_ncurses.patch ];
  
  
negative.code: 
  stdenv.mkDerivation rec {
    pname = "ocaml${ocaml.version}-bap";
    version = "2.4.0";
    src = fetchFromGitHub {
      owner = "BinaryAnalysisPlatform";
      repo = "bap";
      rev = "v${version}";
      sha256 = "1xc8zfcwm40zihs3ajcrh2x32xd08qnygay03qy3qxhybr5hqngr";
    };
  
    sigs = fetchurl {
  