[glibc/f20] (5 commits) ...Initialize res_hconf in nscd

[Siddhesh Poyarekar]

Summary of changes:

  615c1c4... Remove non-ELF support in rtkaio (*)
  e3b637c... Avoid inlining of cleanup function for kaio_suspend (*)
  735547c... Fix an issue with the strcoll CVE patch (*)
  25e270d... Fix tst-aiod2 and tst-aiod3 test failures (#970865) (*)
  97490e6... Initialize res_hconf in nscd (*)

(*) This commit already existed in another branch; no separate mail sent