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2F1210

Category: DOS kernel
Flags: Undocumented function

INT 2F - DOS 3.0+ internal - FIND UNREFERENCED DISK BUFFER

	AX = 1210h
	DS:DI -> first disk buffer to check
Return: ZF clear if found
	    DS:DI -> first unreferenced disk buffer
	ZF set if not found
Note:	in DOS 5+, this has become essentially a NOP, invoking the same code
	  used by AX=1224h (SHARING DELAY)
SeeAlso: AX=120Eh

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  Copyright 2000   by Ralf Brown     Updated Jul 2000