Category: <b>disk I/O enhancements</b>
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<pre><b>INT 13 - SWBIOS - INSTALLATION CHECK</b>

	AH = F9h
	DL = drive number (80h,81h)
Return: CF clear
	    DX = configuration word
		bit 15 set if other SWBIOS extensions available
	CF set on error
Program: SWBIOS is a TSR by Ontrack Computer Systems
	XBIOS is a driver in some versions of Disk Manager that is
	  loaded from the disk MBR, replacing the ROM BIOS disk support
	  eg adding LBA mode support, and read/write multiple.
Note:	Disk Manager also supports these calls
SeeAlso: AH=EEh,AX=E000h"XBIOS",AH=FFh"EZ-Drive"
Index:	Disk Manager
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