INT 21 U - IBM SYSTEM 36/38 WORKSTATION EMULATION - VDI.SYS - GET ???
AX = 4402h
BX = handle for character device "GDMS"
CX = number of bytes to read (>= 4)
DS:DX -> buffer (see below)
Return: CF set on error
AX = error code (see AH=59h)
CF clear if successful
AX = number of bytes read

Format of returned data:
Offset  Size    Description
00h  4 BYTEs   ???
04h    DWORD   pointer to ???
08h  4 BYTEs   ???


214402 - IBM SYSTEM 36/38 WORKSTATION EMULATION - VDI.SYS - GET ???