PATCH: Check GLIBC_IFUNC to enable/disable ifunc features

[H.J. Lu]

On Thu, Jun 30, 2016 at 7:35 AM, Siddhesh Poyarekar
<siddhesh@sourceware.org> wrote:
> On Thu, Jun 30, 2016 at 04:33:31PM +0200, Andreas Schwab wrote:
>> I think it is useful to be able to selectively disable some features, by
>> prefixing it with - for example.
>
> Yeah, that sounds good too.
>

This patch implements it.

-- 
H.J.
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