en:docs:dos:api:int21:5f:01

Note: This API call is for DOS personality only. Use Family API for portability.

2018/09/07 07:04 · prokushev

Int 21H, AH=5FH, AL=01H

Version

3.1 and higher

Brief

SET REDIRECTION MODE

Family API

Input

  AX = 5F01h
  BL = redirection type
      03h printer
      04h disk drive
  BH = redirection state
      00h off
      01h on

Return

CF set on error
  AX = error code (see #01680 at AH=59h/BX=0000h)
CF clear if successful

Macro

Notes

When redirection is off, the local device (if any) rather than the remote device is used. Calls INT 2F/AX=111Eh with AX on top of the stack

See also

AX=5F00h - INT 2F/AX=111Eh - INT 60/AX=0002h

Note


en/docs/dos/api/int21/5f/01.txt · Last modified: 2021/08/06 03:56 by prokushev