/FUNCTION[=Keyword]
   /NOFUNCTION

 	This qualifier enables the Function code of the request to be
 	displayed.

 	An optional keyword may be given:

 	FUNCTION=TEXT		Displays the translated I/O request function
 				along with eventual functioncode modifiers.
 				Function bits which could not be translated
 				will be shown in hexadecimal format.

 	FUNCTION=HEX		Displays the I/O request function code
 				in hexadecimal format.

 	The default is /FUNCTION=TEXT.