Category: <b>other operating systems</b>
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<pre><b>INT E0 - DR Multiuser DOS - "A_STATIN" - GET INPUT STATUS OF AUX DEVICE</b>

	CL = 07h
Return: AL = status
	    00h not ready
	    FFh character available
Desc:	determine whether the current AUX device has input available
SeeAlso: INT E0/CL=03h,INT E0/CL=08h
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