}
/**************************************************************/
-void AliHBTCorrFitFctn::WriteFunction()
+Int_t AliHBTCorrFitFctn::WriteFunction()
{
//writes a function
- AliHBTFunction::WriteFunction();
- fNtuple->Write(0,TObject::kOverwrite);
+ Int_t retval = 0;
+ retval += AliHBTFunction::WriteFunction();
+ retval += fNtuple->Write(0,TObject::kOverwrite);
+ return retval;
}