[qt5-qtbase/f18] (9 commits) ...fix typo

[Dan Horák]

Summary of changes:

  4bb73ac... use libicu-devel on el6 (*)
  24fa4b2... more el6 love (*)
  7d02fae... BR: pkgconfig(libudev) pkgconfig(xkbcommon) (*)
  f96cd15... BR: pkgconfig(xcb-xkb) (*)
  342396e... naive ppc64 buildfix (*)
  aca3317... ExcludeArch: ppc64 ppc (#1005482) (*)
  15bdbfb... macros.qt5: use newer location, use unexpanded macros (*)
  6c7f87c... - fix big endian builds (*)
  43bed6e... fix typo (*)

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