+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.
+@item
+This function ignores trailing slashes on symlinks on some platforms,
+such that @code{rename("link/","new")} corrupts @file{link}:
+Solaris 9.
+@item
+This function incorrectly reduces the link count when comparing two
+spellings of a hard link on some platforms:
+NetBSD 1.6, Cygwin 1.5.x.
+@item
+This function will not always replace an existing destination on some