[PATCH] Fix a number of build problems found on Solaris and NetBSD (was Re: Oh dear. I regret to inform you that commit 0e65dfbaf3a0299e4837216a103c28625d4b4f1d might be unfortunate)

[Nick Alcock]

On 29 May 2019, Rainer Orth outgrape:
> I've just tried a build of the gdb side of binutils-gdb with your patch
> applied on amd64-pc-solaris2.11 for good measure: worked just fine
> without any warnings.

Great news!

(This is quite irrelevant since we're not currently caring about ABI/API
stability for libctf, but it doesn't change the API or ABI on 64-bit
systems either, since no type will have an ID remotely near the 63-bit
sign-bit boundary: the max is currently 2^32-2.)