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