[PATCH] Add hidden visibility to internal function prototypes

[Florian Weimer]

On 08/22/2017 12:47 PM, Florian Weimer wrote:
> I think the attached approach will work for the math subdirectory.
> Tested on aarch64 and ppc64le.
> 
> I see additional aarch64 failures, though (outside math).

The failure was spurious (probably clock skew).

I have since tried “make xcheck” and “make bench-build” on both
architectures and don't see any failures anymore with the patch I posted
(and the revert reverted).

Thanks,
Florian