+ deny domains = +virtual_domains
+ senders = :
+ condition = ${if exists {${extract{directory}{VDOMAINDATA}{${value}/neversenders}}}}
+ condition = ${lookup{$local_part}lsearch{${extract{directory}{VDOMAINDATA}{${value}/neversenders}}}{true}}
+ message = <$local_part@$domain> does not send mail; rejecting bogus NDR
+