Perhaps I am mistaken, but I do not recall ever having such a function in XP. In my useage, the PrtSc (is that what you mean?) function was a graphic interpolation, as was Ctrl P. Both operate (for me, in exactly the same way as they did , to my recollection, in XP. ie. They bring up the printer window, where you must select the function you then require. Here's an example of what appears, by default, under one of my old lasers, using either key combination..
Attachment 1619
P.S.
Just checked this on my wife's XP machine - exactly the same.