I know the easy ways to remap caps lock, etc, but I haven't found out how to change my Menu key to be an additional Ctrl key. Anyone know how to do this? Thanks.
I'm kinda guessing based on how I've remapped Caps Lock before, but...
Create a ~/.Xmodmap file containing:
I'm using 135 because that's the keycode xev told me on my keyboard when I hit menu. Yours may vary. Log out & back in to take effect.
Finally got it!
Maco was close. The solution is (in .Xmodmap):