Merge topic 'c-no-extensions'

c7c3e39e4f Utilities: Activate POSIX APIs even without compiler extensions
3ba324b6b6 libarchive: Remove a system preprocessor macro that conflicts with a local var
4a283fcc31 librhash: Explicitly enable large file support on 32-bit targets

Acked-by: Kitware Robot <kwrobot@kitware.com>
Acked-by: buildbot <buildbot@kitware.com>
Merge-request: !7320