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Category: disk I/O enhancements

INT 21 - COMBI-disk v1.13 - CONTROL COMBI-disk

	AX = 4405h
	BL = drive number (00h = default, 01h = A:, etc) for RAM disk
	CX = number of bytes to write
	DS:DX -> buffer containing command packet (see #01539)
Return: CF clear if successful
	    AX = number of bytes actually transferred
	CF set on error
	    AX = error code (01h,05h,06h,0Dh) (see #01680 at AH=59h/BX=0000h)
SeeAlso: AX=4404h"COMBI"

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