anchor.diff: -{ stdenv, fetchurl, yacc, ncurses, libxml2 }:
  +{ stdenv, fetchFromGitHub, yacc, ncurses, libxml2 }:
   
   let
     version = "0.2.1";
  
positive.code: 
    name = "sc-im-${version}";
  
    src = fetchurl {
      url = "https://github.com/andmarti1424/sc-im/archive/v${version}.tar.gz";
      sha256 = "08yks8grj5w434r81dy2knzbdhdnkc23r0d9v848mcl706xnjl6j";
    };
  
    buildInputs = [ yacc ncurses libxml2 ];
  
negative.code:     make install prefix=
    '';
  
    meta = with stdenv.lib; {
      homepage = "https://github.com/andmarti1424/sc-im";
      description = "SC-IM - Spreadsheet Calculator Improvised - SC fork";
      license = licenses.bsdOriginal;
      maintainers = [ maintainers.matthiasbeyer ];
      platforms = platforms.linux; # Cannot test others
    };
  
  }
  