Alt+PrintScreen should give the same keycode as PrintScreen ... this regressed recently: http://freedesktop.org/bugzilla/show_bug.cgi?id=1238
Thanks.. added myself to upstream tracker bug.
*** Bug 131799 has been marked as a duplicate of this bug. ***
*** Bug 132040 has been marked as a duplicate of this bug. ***
*** Bug 132827 has been marked as a duplicate of this bug. ***
*** Bug 137407 has been marked as a duplicate of this bug. ***