am f197147a: am ca07064c: am 5f53a182: Revert "Add qsort_r() implementation to the C library."

Merge commit 'f197147a787d7415e6e0a1bad15566836c55befb'

* commit 'f197147a787d7415e6e0a1bad15566836c55befb':
  Revert "Add qsort_r() implementation to the C library."