anchor.diff:  
     buildInputs = [
       openssl
  +    sqlcipher
       sqlite
     ] ++ lib.optionals stdenv.isDarwin [
       CoreFoundation
  
positive.code:   cargoDeps = rustPlatform.fetchCargoTarball {
      inherit src;
      name = "${pname}-${version}";
      hash = "sha256-MiSGJMXe8vouv4XEHXq274FHEvBMtd7IX6DyNJIWYeU=";
    };
  
    nativeBuildInputs = [
  
negative.code: , perl
  , pkg-config
  , rustPlatform
  , sqlcipher
  , sqlite
  , fixDarwinDylibNames
  , CoreFoundation
  