@item
This function is missing on some platforms:
FreeBSD 5.2.1, NetBSD 3.0, OpenBSD 3.8, AIX 5.1, HP-UX 11, IRIX 6.5, Solaris 9, Cygwin, Interix 3.5, BeOS.
+@item
+This function crashes on some platforms:
+OSF/1 4.0.
@end itemize
Portability problems not fixed by Gnulib: