Function 33h Control-Break Check
Get or set control-break checking at CON
entry AH 33h
AL 00h to test for break checking
01h to set break checking
DL 00h to disable break checking
01h to enable break checking
02h internal, called by PRINT.COM (DOS 3.1)
03h unknown
04h unknown
05h boot drive (DOS 4.0+)
return DL 00h if break=off
01h if break=on
(if AL=05h) boot drive, A=1, B=2, etc)
AL 0FFh error
| file: /techref/INT/21f/33.htm, 0KB, , updated: 1999/2/20 10:26, local time: 2008/11/21 14:25,
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