Load kmaps.tcz on-boot and add kernel boot code
kmap=qwerty/it
If you're using Xorg, create
/usr/local/share/X11/xorg.conf.d/10-keyboard.conf
Section "InputClass"
Identifier "Keyboard Defaults"
MatchIsKeyboard "on"
Option "xkb_model" "pc105"
Option "XkbLayout" "it"
Option "XkbOptions" "terminate:ctrl_alt_bksp"
EndSection
and add it to your backup.