anchor.diff: -{stdenv, fetchurl, autoconf, automake, buggyBiosCDSupport ? true}:
  +{stdenv, fetchurl, autoconf, automake, texinfo, buggyBiosCDSupport ? true}:
   
   stdenv.mkDerivation {
     name = "grub-0.97-patch-1.12";
  
positive.code: 
    preConfigure = ''
      autoreconf
    '';
  
    passthru.grubTarget = "";
  
negative.code:   ] ++ (stdenv.lib.optional buggyBiosCDSupport ./buggybios.patch);
  
    # Autoconf/automake required for the splashimage patch.
    buildInputs = [autoconf automake texinfo];
  
    prePatch = ''
      unpackFile $gentooPatches
  