tWBStartup

type tWBStartup = record

  sm_Message: tMessage;

A standard message structure

  sm_Process: pMsgPort;

The process descriptor for you

  sm_Segment: LongInt;

a descriptor for your code

  sm_NumArgs: LongInt;

the number of elements in ArgList

  sm_ToolWindow: PChar;

Description of window

  sm_ArgList: pWBArgList;

The arguments themselves

end;