@section @code{unlink}
@findex unlink
-POSIX specification: @url{http://www.opengroup.org/onlinepubs/9699919799/functions/unlink.html}
+POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/unlink.html}
Gnulib module: unlink
Portability problems fixed by Gnulib:
@itemize
@item
-Some systems mistakenly succeed on @code{unlink("file/")}:
-Solaris 9.
+Some systems mistakenly succeed on @code{unlink("link-to-file/")}:
+GNU/Hurd, FreeBSD 7.2, AIX 7.1, Solaris 9.
+@item
+On MacOS X 10.5.6, in a writable HFS mount, @code{unlink("..")} succeeds
+without doing anything.
@end itemize
Portability problems not fixed by Gnulib: