INT 15 - VMiX - I/O CHANNEL OBJECT MANAGER
AH = 01h
STACK: WORD  object ID of requestor
DWORD pointer to name of requested method
WORD  arg1
WORD  arg2
WORD  arg3
WORD  arg4
Return: DX:AX??? -> IRP structure or 0000h:0000h


1501 - VMiX - I/O CHANNEL OBJECT MANAGER