... is never used in function CallBackFunction Warning W8057 ORDREP.prg 157: Parameter 'parm1' is never used in function CallBackFunction Warning W8065 ORDREP.prg 161: Call to function 'hb_retnl' with no prototype in function HB_FUN_CALLBACKFUNCTION DLOpen(... , ... , ... , ... , ... , CallBackFunction() ...