How to enable CTRL+ALT+BACKSPACE

[Andras Simon]

On 7/5/11, Reindl Harald <h.reindl at thelounge.net> wrote:
> in the newest release the shortcut for restart X11 is disabled
> and i hate it because if X11 drives crazy it is really useful
> and where i work nobody kills my X11 if he won't killed self
>
> i guess the following config-file does this disable but
> the comment says "changes here are useless", so how tell
> "system-setup-keyboard" not wanting the last line?
>
> [root at rh:/etc/X11/xorg.conf.d]$ cat 00-system-setup-keyboard.conf
> # This file is autogenerated by system-setup-keyboard. Any
> # modifications will be lost.
>
> Section "InputClass"
>         Identifier      "system-setup-keyboard"
>         MatchIsKeyboard "on"
>         Option          "XkbModel"      "pc105"
>         Option          "XkbLayout"     "de"
>         Option          "XkbVariant"    "nodeadkeys"
>         Option          "XkbOptions"    "terminate:ctrl_alt_bksp,"
> EndSection
>

I'm not sure I understand what you want to achieve, but
  man system-setup-keyboard
may help you.

Andras