[libsrtp/el6] (9 commits) ...merge Fedora fixes into EL6

[Peter Robinson]

Summary of changes:

  6acf9e3... - Rebuilt for https://fedoraproject.org/wiki/Fedora_15_Mass (*)
  7eb4245... - Rebuilt for https://fedoraproject.org/wiki/Fedora_17_Mass (*)
  5703ce4... fix multilib issue with config.h (*)
  e852508... - Rebuilt for https://fedoraproject.org/wiki/Fedora_18_Mass (*)
  992fb93... use __PPC64__, not __ppc64__ which is undefined on PPC64 ar (*)
  3e0c558... - Rebuilt for https://fedoraproject.org/wiki/Fedora_19_Mass (*)
  096c154... fix for CVE-2013-2139 (*)
  27326d3... rename internal functions to avoid conflicts (bz 956340) (*)
  e6a7260... merge Fedora fixes into EL6

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