>>>> "SJT" == Stephen J Turnbull
<turnbull(a)sk.tsukuba.ac.jp> writes:
SJT> I don't know exactly what you mean, I grepped the XFree86 xkb symbol
SJT> definitions for alt and meta, see below. If you need something else,
SJT> tell me. On a lot of keyboards META is apparently implemented by some
SJT> sort of shift of ALT, so be careful.
Of course, we have (x-keysym-on-keyboard-sans-modifiers)
SJT> With xkb it should be possible to ask what key produces ALT, what key
SJT> produces META, and check if they're different. (I don't know how to
SJT> do this.) Most Linux systems use xkb now I think, don't know about
SJT> other vendors though; if that's actually XFree86 policy, then most
SJT> free *nices do, I guess.
xkb seems like it's very powerful, but it seems amazingly complicated
and underdocumented. I've tried to use it for my personal key
hackery, but have gone back to xmodmap, since I can make it do what I
want.