Category: <b>Japanese</b>
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<pre><b>INT 18 - NEC PC-9800 series - KEYBOARD - CHECK FOR KEYSTROKE</b>

	AH = 01h
Return: BH = status
	    00h no keystrokes available
	    01h keystroke available
		AX = keystroke
SeeAlso: AH=00h,AH=02h,INT 16/AH=01h
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