@node mkfifo
@subsection @code{mkfifo}
@findex mkfifo

POSIX specification:@* @url{https://pubs.opengroup.org/onlinepubs/9799919799/functions/mkfifo.html}

Gnulib module: mkfifo
@mindex mkfifo

Portability problems fixed by Gnulib:
@itemize
@item
This function mishandles trailing slash on some platforms:
FreeBSD 7.2, Solaris 9.
@item
This function is missing on some platforms; however, the replacement
always fails with @code{ENOSYS}:
mingw, MSVC 14, Android 4.4.
@end itemize

Portability problems not fixed by Gnulib:
@itemize
@item
If the argument exists and is a directory, this function fails with
@code{EISDIR} instead of the correct @code{EEXIST}:
HP-UX 11.11.
@end itemize
