am 6fa1424b: am 2c3051d7: am c9e0acf2: Merge changes I653740e3,I554024e5

* commit '6fa1424bd53bd0cb005d158bf0fe65ae4882c8c9':
  Restore arm's machine/endian.h to be useful for ARMv5
  Hard-float support in android-L/include/math.h