5 POSIX specification:@* @url{https://pubs.opengroup.org/onlinepubs/9699919799/functions/mknod.html}
9 Portability problems fixed by Gnulib:
12 This function requires super-user privileges to create a fifo:
13 FreeBSD 7.2, NetBSD 8.0, OpenBSD 6.7.
15 This function mishandles trailing slash on some platforms:
16 FreeBSD 7.2, Solaris 9.
18 This function is missing on some platforms; however, the replacement
19 always fails with @code{ENOSYS}:
23 Portability problems not fixed by Gnulib:
26 Use of this function for anything except fifos is not portable,
27 generally requiring super-user privileges and knowledge of supported
30 If the argument exists and is a directory, this function fails with
31 @code{EISDIR} instead of the correct @code{EEXIST}: