no more /usr/share/pf; pointed out by Rod Whitworth

src/etc/pf.conf

@@ -1,6 +1,6 @@
-#	$OpenBSD: pf.conf,v 1.35 2008/02/29 17:04:55 reyk Exp $
+#	$OpenBSD: pf.conf,v 1.36 2008/04/02 05:05:25 jmc Exp $
 #
-# See pf.conf(5) and /usr/share/pf for syntax and examples.
+# See pf.conf(5) for syntax and examples.
 # Remember to set net.inet.ip.forwarding=1 and/or net.inet6.ip6.forwarding=1
 # in /etc/sysctl.conf if packets are to be forwarded between interfaces.