dirfd
=====

POSIX specification: http://www.opengroup.org/onlinepubs/9699919799/functions/dirfd.html

Gnulib module: dirfd

Portability problems fixed by Gnulib:

  * This function is missing on some platforms: AIX 5.1, HP-UX 11, OSF/1 5.1, Solaris 10.

Portability problems not fixed by Gnulib:

  * This function is missing on some platforms: mingw.