Где можно найти функции Service API эквивалентные nbackup?

  TIncrementalBackupOption = (NoDBTriggers);
  TIncrementalBackupOptions = set of TIncrementalBackupOption;

  TIBIncrementalBackupService = class (TIBBackupRestoreService)
  private
    FDatabaseName: string;
    FLevel: Integer;
    FBackupFileName: string;
    FOptions: TIncrementalBackupOptions;
  protected
    procedure SetServiceStartOptions; override;
  public
  published
    property BackupFileName:string read FBackupFileName write FBackupFileName;
    property Level: Integer read FLevel write FLevel;
    property DatabaseName: string read FDatabaseName write FDatabaseName;
    property Options : TIncrementalBackupOptions read FOptions write FOptions;
  end;

{ TIBIncrementalBackupService }

procedure TIBIncrementalBackupService.SetServiceStartOptions;
var
  param: Integer;
  value: String;
begin
  if FDatabaseName = '' then
    IBError(ibxeStartParamsError, [nil]);
  param := 0;
  if (NoDBTriggers in Options) then
    param := param or isc_spb_nbk_no_triggers;
  Action := isc_action_svc_nbak;
  ServiceStartParams  := Char(isc_action_svc_nbak);
  ServiceStartAddParam(FDatabaseName, SPBConstantValues[isc_spb_dbname]);
  ServiceStartAddParam(param, SPBConstantValues[isc_spb_options]);
  if Verbose then
    ServiceStartParams := ServiceStartParams + Char(SPBConstantValues[isc_spb_verbose]);
  value:= FBackupFileName + '.' + IntToStr(FLevel) + '.nbk';

  ServiceStartAddParam(value, isc_spb_nbk_file);
  ServiceStartAddParam(FLevel, isc_spb_nbk_level);

end;