anchor.diff:      sourceRoot=''${sourceRoot}/source
       echo Source root reset to ''${sourceRoot}
     '';
  -
  -  patchFlags = "-p4";
  -
  -  patches = [ keywordFix ];
   
     preConfigure = ''
       sed -i -e "s|/bin/sh|${stdenv.shell}|" configure
  
positive.code:   src = fetchurl {
      url = "http://download.icu-project.org/files/${pname}/${version}/${pname}-"
        + (stdenv.lib.replaceChars ["."] ["_"] version) + "-src.tgz";
      sha256 = "036shcb3f8bm1lynhlsb4kpjm9s9c2vdiir01vg216rs2l8482ib";
    };
  
    outputs = [ "out" "dev" ];
  
negative.code: 
  let
    pname = "icu4c";
    version = "59.1";
  in
  stdenv.mkDerivation {
    name = pname + "-" + version;
  