anchor.diff:      # "-DROR_USE_MOFILEREADER=TRUE"
       # "-DROR_USE_CAELUM=TRUE"
       # "-DROR_USE_PAGED=TRUE"
  -    # "-DROR_USE_ANGELSCRIPT=TRUE"
  +    "-DROR_USE_ANGELSCRIPT=TRUE"
       # "-DROR_USE_SOCKETW=TRUE"
     ];
   
  
positive.code:       echo "\"$out/share/rigsofrods/build-dir/bin/$i\"" >> "$out/bin/$i"
        chmod a+x "$out/bin/$i"
      done
    '';
  
    preConfigure = ''
  
negative.code:     sha256 = "03mxmxpfdlsri0j3nqgyj2pc4gpzs8zq8qgg6qhnyazi7j95j4mk";
    };
  
    contentPackSrc = fetchurl {
      url = mirror://sourceforge/rigsofrods/rigsofrods/0.37/content-pack-0.37.zip;
      sha256 = "0prvn8lxqazadad4mv0nilax9i4vqb9s7dp7mqzvqc0ycmcnf4ps";
    };
  
    enableParallelBuilding = true;
  
    cmakeFlags = [
  