Xmodmod key map for fixing Mac Pro keyboard

.Xmodmap

! Set key codes
keycode 37  = Control_L
keycode 105 = Control_R
keycode 64  = Super_L
keycode 108 = Super_R
keycode 133 = Alt_L
keycode 134 = Alt_R
keycode 191 = Print

! Clear key modifier mappings
clear Control
clear Shift
clear Lock
clear Mod1
clear Mod2
clear Mod3
clear Mod4
clear Mod5

! Add key modifiers
add    Control = Control_L Control_R
add    Shift   = Shift_L Shift_R
add    Lock    = Caps_Lock
add    Mod1    = Alt_L Alt_R
add    Mod2    = Num_Lock
add    Mod4    = Super_L Super_R