anchor.diff:      done
     '';
   
  -  configureFlags = [ "--disable-documentation" "--with-ncsb-dir=${urwfonts}"];
  +  configureFlags = [
  +    "--disable-documentation"
  +    "--with-ncsb-dir=${ghostscript}/share/ghostscript/fonts"
  +  ];
   
     preConfigure = ''
       sed -e "s@mem=mf2pt1@mem=$PWD/mf/mf2pt1@" -i scripts/build/mf2pt1.pl
  
positive.code: { stdenv, fetchurl, ghostscript, texinfo, imagemagick, texi2html, guile
  , python2, gettext, flex, perl, bison, pkgconfig, autoreconfHook, dblatex
  , fontconfig, freetype, pango, fontforge, help2man, zip, netpbm, groff
  , fetchsvn, makeWrapper, t1utils
  , texlive, tex ? texlive.combine {
      inherit (texlive) scheme-small lh metafont epsf;
    }
  }:
  
  stdenv.mkDerivation rec{
    majorVersion="2.18";
    minorVersion="2";
    version="${majorVersion}.${minorVersion}";
    name = "lilypond-${version}";
  
    urwfonts = fetchsvn {
      url = "http://svn.ghostscript.com/ghostscript/tags/urw-fonts-1.0.7pre44";
      sha256 = "0al5vdsb66db6yzwi0qgs1dnd1i1fb77cigdjxg8zxhhwf6hhwpn";
    };
  
    src = fetchurl {
      url = "http://download.linuxaudio.org/lilypond/sources/v${majorVersion}/lilypond-${version}.tar.gz";
      sha256 = "01xs9x2wjj7w9appaaqdhk15r1xvvdbz9qwahzhppfmhclvp779j";
    };
  
    postInstall = ''
  
negative.code:     description = "Music typesetting system";
      homepage = http://lilypond.org/;
      license = licenses.gpl3;
      maintainers = with maintainers; [ marcweber yurrriq ];
      platforms = platforms.all;
    };
  
  