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@node dirfd
@section @code{dirfd}
@findex dirfd
POSIX specification:@* @url{https://pubs.opengroup.org/onlinepubs/9699919799/functions/dirfd.html}
Gnulib module: dirfd
Portability problems fixed by Gnulib:
@itemize
@item
This function is missing on some platforms:
Minix 3.1.8, AIX 7.1, HP-UX 11, Solaris 10, mingw, MSVC 14.
@end itemize
Portability problems not fixed by Gnulib:
@itemize
@item
This function always fails on some platforms:
mingw.
@end itemize
With the @code{dirfd} module, this functions always sets @code{errno} when it
fails. (POSIX does not require that @code{dirfd} sets @code{errno} when it
fails.)
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