Lucian Petrut 51bf9cfacb Fix Mingw support
If the ``_POSIX_`` flag is set, _fdopen will not be defined by
Mingw headers, which is addressed by this commit.

For what is worth, as opposed to ``fdopen``, ``_pipe`` *will*
actually have the ``_`` prefix when ``_POSIX_`` is set.
2020-05-26 06:39:22 -07:00
..
format.cc internal -> detail (#1538) 2020-05-10 07:34:30 -07:00
os.cc Fix Mingw support 2020-05-26 06:39:22 -07:00