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Autodocs
 Devices:
 trackdisk.device
  CMD_CLEAR
  CMD_READ
  CMD_UPDATE
  CMD_WRITE
  TD_ADDCHANGEINT
  TD_CHANGENUM
  TD_CHANGESTATE
  TD_EJECT
  TD_FORMAT
  TD_GETDRIVETYPE
  TD_GETGEOMETRY
  TD_GETNUMTRACKS
  TD_MOTOR
  TD_PROTSTATUS
  TD_RAWREAD
  TD_RAWWRITE
  TD_REMCHANGEINT
  TD_SEEK
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GuruMeditation
Docs » Autodocs » trackdisk.device » TD_GETNUMTRACKS

NAME

	TD_GETNUMTRACKS -- return the number of tracks for the type of disk
			   drive for the unit that was opened.

FUNCTION

	This command returns the number of tracks that are available
	on the disk unit.
   IO REQUEST INPUT
	io_Device	preset by the call to OpenDevice()
	io_Unit		preset by the call to OpenDevice()
	io_Command	TD_GETNUMTRACKS
	io_Flags	0 or IOF_QUICK
   IO REQUEST RESULT
	io_Error - 0 for success, or an error code as defined in
	           <devices/trackdisk.h>
	io_Actual - if io_Error is 0 this contains the drive type connected to
		    this unit.

SEE ALSO

TD_GETDRIVETYPE()

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