anchor.diff:          Extra command-line arguments to pass to <command>xss-lock</command>.
         '';
       };
  -
     };
   
     config = mkIf cfg.enable {
  
positive.code:       type = types.str;
        description = "Locker command to run.";
        example = "\${pkgs.i3lock}/bin/i3lock -n -c 000000";
      };
  
      inactiveInterval = mkOption {
  
negative.code:       Service = {
          ExecStart = concatStringsSep " " ([
            "${pkgs.xautolock}/bin/xautolock"
            "-time ${toString cfg.inactiveInterval}"
            "-locker '${pkgs.systemd}/bin/loginctl lock-session $XDG_SESSION_ID'"
          ] ++ optional cfg.enableDetectSleep "-detectsleep"
            ++ cfg.xautolockExtraOptions);
        };
      };
  
  