en:docs:dos:api:int21:33:01

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

2018/09/07 07:04 · prokushev

Int 21H, AH=33H, AL=01H

Version

2 and higher

Brief

set state of extended Ctrl-C/Ctrl-Break checking

Family API

Input

      AH = 33h
      AL = 01h
      DL = new state
                  00h off, check only on character I/O functions
                  01h on, check on all DOS functions

Return

(Novell DOS 7) DL = old state of extended Break checks

Macro

Notes

 under DOS 3.1+ and DR DOS, this function does not use any of the
        DOS-internal stacks and may thus be called at any time

See also

AX=3302h

Note


en/docs/dos/api/int21/33/01.txt · Last modified: 2020/12/09 07:18 by prokushev