+This function does not allow trailing slashes when creating a
+destination directory, as in @code{rename("dir","new/")}:
+NetBSD 1.6.
+@item
+This function does not reject trailing slashes on the destination for
+non-directories on some platforms, as in @code{rename("file","new/")}:
+Solaris 10, Cygwin 1.5.x, mingw.
+@item
+This function does not reject trailing slashes on symlinks to
+non-directories on some platforms, as in
+@code{rename("link-to-file/","f")}:
+FreeBSD 7.2.