update smtpd.conf, map API gone and replaced with table API

src/etc/mail/smtpd.conf

@@ -1,4 +1,4 @@
-#	$OpenBSD: smtpd.conf,v 1.5 2012/10/11 21:16:28 gilles Exp $
+#	$OpenBSD: smtpd.conf,v 1.6 2013/01/26 09:38:25 gilles Exp $
 
 # This is the smtpd server system-wide configuration file.
 # See smtpd.conf(5) for more information.
@@ -7,10 +7,10 @@
 #
 listen on lo0
 
-map aliases source db "/etc/mail/aliases.db"
+table aliases db:/etc/mail/aliases.db
 
 # Uncomment the following to accept external mail for domain "example.org"
 #
-# accept from any for domain "example.org" alias aliases deliver to mbox
-accept for local alias aliases deliver to mbox
+# accept from any for domain "example.org" alias <aliases> deliver to mbox
+accept for local alias <aliases> deliver to mbox
 accept for any relay