en:docs:dos:api:int21:33:02

Note: This API call is for DOS and Win16 personality only. Use Family API for portability.

2018/09/07 05:04 · prokushev · 0 Comments

Int 21H, AH=33H, AL=02H

Version

3.0 and higher

Brief

GET AND SET EXTENDED CONTROL-BREAK CHECKING STATE

Family API

Input

      AX = 3302h
      DL = new state (00h for OFF, 01h for ON)

Return

DL = old state of extended BREAK checking

Macro

Notes

this function does not use any of the DOS-internal stacks and may thus be called at any time; one possible use is modifying Control-Break checking from within an interrupt handler or TSR

not supported by DR DOS through version 6.0 (error code 01h); newly-supported by Novell DOS 7

See also

AH=33h

Note

2018/09/04 17:23 · prokushev · 0 Comments