INT 17 - INSET - GET IMAGE SIZE                                                 
	AX = CD01h
	DS:DX -> 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. name of image file
Return: AX = height in 1/720th inch
	BX = width in 1/720th inch
	CX = 07C2h (1986d)