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| en:docs:dos:api:int21:64 [2021/08/06 04:00] – created prokushev | en:docs:dos:api:int21:64 [2024/05/08 01:22] (current) – prokushev | ||
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| AH = 64h | AH = 64h | ||
| AL = flag | AL = flag | ||
| - | 00h (default) call device driver function 5 (non-dest read) | + | 00h (default) call device driver function 5 (non-dest read) before INT 21/ |
| - | | + | |
| nonzero don't call driver function 5 | nonzero don't call driver function 5 | ||
| + | CX = 636Ch - Call OS/2 VDM function | ||
| + | | ||
| ===== Return ===== | ===== Return ===== | ||
| Line 29: | Line 30: | ||
| ===== Notes ===== | ===== Notes ===== | ||
| - | This function is called by the DOS 3.3+ PRINT.COM. Under MS-DOS, this function does not use any of the DOS-internal stacks and may thus be called at any time, even during another DOS call | + | This function is called by the DOS 3.3+ PRINT.COM. Under MS-DOS, this function does not use any of the DOS-internal stacks and may thus be called at any time, even during another DOS call |
| | | ||
| ===== See also ===== | ===== See also ===== | ||
| - | AH=01h - AH=08h - AH=0Ah - AX=5D06h | + | AH=[[en: |
| ===== Note ===== | ===== Note ===== | ||