What do IFUNC resolvers need to be useful?

[Peter Bergner]

On Fri, 2016-03-04 at 11:42 -0500, Carlos O'Donell wrote:
> Should IFUNC resolver get passed in a pointer to the
> environment?
> 
> Aside from AT_HWCAPS, it would seem to me that the environment
> would be the next most useful thing to control resolver behaviour
> from the command line.
> 
> Anything else?

AT_PLATFORM ?

Peter