INT 1A U - Disk Spool II v1.83 - INSTALLATION CHECK                             
	AH = ABh
Return: AH = BAh if installed
	    AL = pending INT 1A/AH=ADh subfunction if nonzero???
	    ES = code segment
	    ES:BX -> name of current spool file
	    ES:SI -> current despool file
	    CL = despooler state (00h disabled, 41h enabled)
	    CH = spooler state (00h disabled, 41h enabled)
	    DL = despooler activity
		00h currently active printing a file
		41h standing by
	    DH = 00h ???
	       = 41h ???
	    DI = 0000h ???
		 0001h ???
Program: Disk Spool II is a shareware disk-based print spooler by Budget
	  Software Company
SeeAlso: AH=A0h,AH=ACh,AH=ADh,AH=E1h