anchor.diff:    };
   
     nativeBuildInputs = [ cmake ];
  -  buildInputs = [ fuse openssl zlib bzip2 libxml2 icu lzfse ];
  +  buildInputs = [ fuse openssl zlib bzip2 libxml2 icu lzfse ]
  +    ++ lib.optionals stdenv.isDarwin [ libiconv ];
   
     CXXFLAGS = [
       "-DCOMPILE_WITH_LZFSE=1"
  
positive.code: { lib, stdenv, fetchFromGitHub, cmake, fuse, zlib, bzip2, openssl, libxml2, icu, lzfse }:
  
  stdenv.mkDerivation rec {
    pname = "darling-dmg";
  
negative.code:   meta = with lib; {
      homepage = "https://www.darlinghq.org/";
      description = "Darling lets you open macOS dmgs on Linux";
      platforms = platforms.unix;
      license = licenses.gpl3Only;
      maintainers = with maintainers; [ Luflosi ];
    };
  }
  