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2161--BP6467

Category: other operating systems
Flags: Undocumented function

INT 21 - OS/2 v1.x FAPI - OS/2 FILE SYSTEM JOIN/SUBST

	AH = 61h
	BP = 6467h ("dg")
	AL = function
	    00h list (i.e. get)
	    01h add
	    02h delete
	BX = drive number
	CX = size of buffer
	SI = type (0002h JOIN, 0003h SUBST)
	ES:DI -> buffer
Return: CF clear if successful
	    AX = 0000h
	    ES:DI buffer filled, if appropriate
	CF set on error
	    AX = error code
Notes:	used by JOIN and SUBST to communicate with the OS/2 file system
	for function 00h (list), the ES:DI buffer is filled with the ASCIZ
	  JOIN/SUBST path or an empty string if the drive is not JOINed/SUBSTed
	also supported by OS/2 v2.0+ Virtual DOS Machines

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  Copyright 2000   by Ralf Brown     Updated Jul 2000