Merge commit '0f1fb6c0194c85483dedb93b20a5b76f6fc9d520'

* commit '0f1fb6c0194c85483dedb93b20a5b76f6fc9d520':
  libavutil: Don't use fcntl if the function does not exist
  cmdutils: Only do the windows-specific commandline parsing on _WIN32

Merged-by: Michael Niedermayer <michaelni@gmx.at>

diff --cc cmdutils.c
Simple merge