+Cygwin 1.5.x, mingw, MSVC 9, BeOS.
+@item
+This function does not support the @samp{n} directive on some platforms:
+MSVC 9.
+@item
+This function does not support the @samp{ls} directive on some platforms:
+OpenBSD 4.0, IRIX 6.5, Solaris 2.6, Cygwin 1.5.x, Haiku.
+@item
+This function does not support precisions in the @samp{ls} directive correctly
+on some platforms:
+Solaris 11 2011-11.