anchor.diff: -{lib, stdenv, fetchFromBitbucket, libX11}:
  +{lib, stdenv, fetchFromBitbucket, fetchpatch, libX11}:
   stdenv.mkDerivation rec {
     pname = "xannotate";
     version = "20150301";
  
positive.code:     license = lib.licenses.gpl2Plus ;
      maintainers = [lib.maintainers.raskin];
      platforms = lib.platforms.linux;
      homepage = "https://bitbucket.org/blais/xannotate";
    };
  }
  
negative.code:     sha256 = "02jy19if0rnbxvs6b0l5mi9ifvdj2qmv0pv278v9kfs0kvir68ik";
    };
  
    patches = [
      # Pull patch pending upstream inclusion for -gno-common tollchains:
      #   https://github.com/blais/xannotate/pull/1
      (fetchpatch {
        name = "fno-common.patch";
        url = "https://github.com/blais/xannotate/commit/ee637e2dee103d0e654865c2202ea1b3af2a20d6.patch";
        sha256 = "1lw22d5qs1bwp53l332yl3yypfvwrbi750wp7yv90nfn3ia0xhni";
      })
    ];
  
    buildInputs = [ libX11 ];
  
    meta = {
  