INT 2F - StuffIt v3.21+ - INSTALLATION CHECK                                    
	AX = E000h
	DX = 5354h ("ST")
Return: AL = FFh if installed
	    BX = version (BH = major, BL = BCD(Binary Coded Decimal) A method of data storage where two decimal digits are stored in each byte, one in the upper four bits and the other in the lower four bits.  Since only the values 0 through 9 are used in each half of a byte, BCD values can be read as decimal numbers on a hexadecimal display of memory or a file. minor)
	    DX = segment of resident code
Program: StuffIt is a freeware delayed keyboard stuffer by Terje Mathisen