Remove unused sysdeps/unix/{xstat,fxstat}.c

[Roland McGrath]

> 2012-04-20  Joseph Myers  <joseph@codesourcery.com>
> 
> 	* sysdeps/unix/fxstat.c: Remove file.
> 	* sysdeps/unix/xstat.c: Likewise.
> 	* sysdeps/unix/syscalls.list (sys_fstat, sys_stat): Remove

Missing period there.  Otherwise looks fine.


Thanks,
Roland