anchor.diff:            '';
           };
   
  +        extraConfig = mkOption {
  +          type = types.string;
  +          default = "";
  +          description = "Extra configuration-lines added to the section of the service.";
  +        };
  +
         };
   
       };
  
positive.code:         user        = ${srv.user}
          server      = ${srv.server}
          ${optionalString (srv.serverArgs != "") "server_args = ${srv.serverArgs}"}
        }
      '';
  
  
negative.code:         log_type       = SYSLOG daemon info
          log_on_failure = HOST
          log_on_success = PID HOST DURATION EXIT
          ${cfg.extraDefaults}
        }
  
        ${concatMapStrings makeService cfg.services}
  