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AH = 85h AL = SysReq key action (00h pressed, 01h released) CF clear
Return:
CF clear if successful AH = 00h CF set on error AH = status (see #00496)
Notes: Called by keyboard decode routine. The default handler simply returns successfully; programs which wish to monitor the SysReq key must hook this call. The SysReq key is often labeled SysRq
See Also: INT 09
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