anchor.diff:  
           phpOptions = mkOption {
             type = types.lines;
  -          default = cfg.phpOptions;
  -          defaultText = "config.services.phpfpm.phpOptions";
             description = ''
               "Options appended to the PHP configuration file <filename>php.ini</filename> used for this PHP-FPM pool."
             '';
  
positive.code:       config = {
          socket = if poolOpts.listen == "" then "${runtimeDir}/${name}.sock" else poolOpts.listen;
          group = mkDefault poolOpts.user;
  
          settings = mapAttrs (name: mkDefault){
            listen = poolOpts.socket;
  
negative.code:     '';
      passAsFile = [ "nixDefaults" "phpOptions" ];
    } ''
      cat ${poolOpts.phpPackage}/etc/php.ini $nixDefaultsPath $phpOptionsPath > $out
    '';
  
    poolOpts = { name, ... }:
  