listen directive may use a table for authentication, to make this work the

table has to be defined BEFORE
consequently move all tables in the examples to the beginning and before the
listen directive to avoid tables not being found
no functional change
ran into this myself earlier, also reported by cjones via irc
ok gilles

src/etc/mail/smtpd.conf

@@ -1,14 +1,14 @@
-#	$OpenBSD: smtpd.conf,v 1.8 2015/12/21 16:25:44 sunil Exp $
+#	$OpenBSD: smtpd.conf,v 1.9 2016/05/03 18:43:45 jung Exp $
 
 # This is the smtpd server system-wide configuration file.
 # See smtpd.conf(5) for more information.
 
+table aliases file:/etc/mail/aliases
+
 # To accept external mail, replace with: listen on all
 #
 listen on lo0
 
-table aliases file:/etc/mail/aliases
-
 # Uncomment the following to accept external mail for domain "example.org"
 #
 # accept from any for domain "example.org" alias <aliases> deliver to mbox