Guile 2.x updates

[Simon Josefsson]

ludo at gnu.org (Ludovic Courtès) writes:

> Hello,
>
> I took the freedom to update the Guile bindings in ‘master’ so that they
> work correctly with the forthcoming Guile 2.x.
>
> These are small changes so I think they can be pushed to the current
> stable branch as well, if you deem it appropriate.

It looks fine to me (or rather, I don't spot anything that would break
anything non-guile, and I trust you on the Guile-specific portion), so
please backport it to the v2.8 branch.

/Simon