Category: <b>disk I/O enhancements</b>
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<pre><b>INT 2F - SETWPR.COM - SET WRITE-PROTECTION STATE</b>

	AX = C302h
	BL = new state
	    00h disk may be written
	    01h disk write-protected
Return: AL = FFh if installed
Program: SETWPR is a hard-disk write-protection TSR by Jaroslaw Rafa
SeeAlso: AX=C300h"SETWPR"
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