anchor.diff:    '';
   
   in
  -[ updateScript pname version attrPath versionLister rev-prefix odd-unstable patchlevel-unstable ]
  +[ updateScript pname version attrPath versionLister ignoredVersions rev-prefix odd-unstable patchlevel-unstable ]
  
positive.code:     version="$2"
      attr_path="$3"
      version_lister="$4"
      rev_prefix="$5"
      odd_unstable="$6"
      patchlevel_unstable="$7"
  
      # print header
      echo "# $pname-$version" >> ${fileForGitCommands}
  
      function version_is_unstable() {
        local tag="$1"
  
negative.code: , version
  , attrPath ? pname
  , versionLister
  , ignoredVersions ? ""
  , rev-prefix ? ""
  , odd-unstable ? false
  , patchlevel-unstable ? false
  