en:docs:dos:api:int21:5f:08

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=08H

Version

5 and higher

Brief

DISABLE DRIVE

Family API

Input

  AX = 5F08h
  DL = drive number (0=A:)

Return

CF clear if successful
CF set on error
AX = error code (0Fh) (see #01680 at AH=59h/BX=0000h)

Macro

Notes

Simply clears the “valid” bit in the drive's CDS. This function is not supported by Novell DOS 7 through at least Update 4, but support was added by Update 13

See also

AH=52h - AX=5F07h"DOS"

Note


en/docs/dos/api/int21/5f/08.txt · Last modified: 2021/08/06 04:36 by prokushev