anchor.diff:    };
   
     config = mkIf cfg.enable {
  -    environment.systemPackages = with pkgs; [ opentabletdriver ];
  +    environment.systemPackages = [ cfg.package ];
   
  -    services.udev.packages = with pkgs; [ opentabletdriver ];
  +    services.udev.packages = [ cfg.package ];
   
       boot.blacklistedKernelModules = cfg.blacklistedKernelModules;
   
  
positive.code:         '';
        };
  
        daemon = {
          enable = mkOption {
            default = true;
  
negative.code: 
        serviceConfig = {
          Type = "simple";
          ExecStart = "${cfg.package}/bin/otd-daemon -c ${cfg.package}/lib/OpenTabletDriver/Configurations";
          Restart = "on-failure";
        };
      };
  