INT 14 - Alloy MW386 v2+ - GET PORT NUMBER FROM LOGICAL PORT ID
AH = 23h
AL = logical port (01h COM1, 02h COM2)
DH = user ID
DL = process ID (DH,DL both FFh for current task)
Return: AL = MW386 port mode
bit 0: port is shared (spooler only)
1: port is spooled instead of direct (spooler only)
2: port is assigned as logical COM device, not in spooler
3: port is free
CX = MW386 port number
DH = owner's user ID
DL = owner's task ID
SeeAlso: INT 17/AH=8Bh"Alloy"

See also: 1420

1423 - Alloy MW386 v2+ - GET PORT NUMBER FROM LOGICAL PORT ID