INT 17 - PC-MOS/386 v5.01 - PRINT SPOOLER - CLOSE SPOOL FILE

	AH = FFh
	BX = 0000h
	CX = 0000h
	DX = printer port number
Return: AH = printer status (see #00631 at AH=00h)
Program: PC-MOS/386 v5.01 is a multitasking, multiuser MS-DOS 5.0-compatible
	  operating system by The Software Link, Inc.
Desc:	close the spool file immediately instead of waiting for the close time
	  to elapse
SeeAlso: AH=01h,AH=03h"PC-MOS"