[ccan] thread-safe timezone conversion code

[Rusty Russell]

David Lang <david at lang.hm> writes:
> I'm not seeing anything in ccan right now, but this is a problem that many 
> people have had to deal with, converting from one timezone to another, but doing 
> it without having to manipulate an environment variable like you would have to 
> with the glibc routines.
>
> anyone have the routines or a pointer to a good library to use?

Hmm, a decent C API to this would seem like a good idea, but I don't
know of any...

Cheers,
Rusty.