qck.hlp (Table of Contents; Topic list)
IOCTL$ Function, IOCTL Statement
  Summary  Details  Example                Contents  Index  Back
──────────────────────────────────────────────────────────────────────────────
 Returns current status information from a device driver (IOCTL$); transmits
 a control data string to a device driver (IOCTL).
 
    IOCTL$([#]filenumber%)
    IOCTL [#]filenumber%, string$
 
 
    ■ filenumber%    Number of an open device
 
    ■ string$        Control string sent to the device
 
 See Also
    Device I/O Commands