[ltrace/f18] (5 commits) ...One more unused typedef

[Petr Machata]

Summary of changes:

  3a2cf5c... Add man page improvements (*)
  4b23d2c... Bring in patches from upstream, add ARM support (*)
  5ab8e7f... Work around a new GCC warning (*)
  012c462... Actually add the patch (*)
  ab95437... One more unused typedef (*)

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