INT 33 - Switch-It v3.23 - ???                                                  
	AX = FFE8h
	CX = length of name including terminating NUL
	DS:SI -> ASCIZA NUL-terminated ASCII string.	The ASCIZ string "ABC" consists of the four bytes 41h, 42h, 43h, and 00h.  Unless otherwise specified, maximum lengths given in the interrupt list do not include the terminating NUL. program pathname