Remove __ASSUME_ATFCTS conditionals in sysdeps/unix/sysv/linux/

[Joseph S. Myers]

On Fri, 20 Jun 2014, Aurelien Jarno wrote:

> This looks fine to me. After this cleanup, I think the various 
> dl-fxstatat64.c copies can be removed (though I haven't tested that),
> but I guess you prefer to handle that in a different patch set.

I don't plan to do anything with dl-fxstatat64.c.

-- 
Joseph S. Myers
joseph@codesourcery.com