INT D4 - PC-MOS/386 v5.01 - GET/SET SPOOLER PARAMETERS                          
	AH = 2Ch
	AL = function
	    00h set spooler timeout
		CX = timout value in seconds
	    01h get spooler timeout
		Return: CX = current timeout in seconds
	    02h get spooler parameters
		Return: CH = priority (00h-09h)
			CL = disposition (d, h, i, n, s)
			SI = class (a - z)
	    03h set spooler parameters
		CH = priority (00h-09h)
		CL = disposition (d, h, i, n, s)
		SI = class (a - z)
		BX = task ID (FFFFh for current task)
		DX = LPTAbbreviation for Line PrinTer. number
Return: CF clear if successful
	CF set on error
	    AX = error code (see #01680 at INT 21/AH=59h/BX=0000h)
SeeAlso: AH=00h,AH=02h,AH=03h