Keeps a variety of apps running.
(cherry-pick of 5def2f5aecd968e4022b0afbe4441fa7ba3e7c7e.)
Bug: 17047819
Change-Id: I55882ec95f2b59a5df76e5a89c23aa315609e01d
I've left __sF exposed since that's how the OpenBSD stdin, stdout, stderr
are implemented. Other BSDs and glibc use a separate global for each instead
of an array.
Bug: 11156955
Change-Id: I9f3d2d4314a8d4a78c3197b9acd9258820c5f150