#1.2 dkim_domain = ${if eq{$sender_address_domain}{}{$primary_hostname}{$sender_address_domain}} dkim_selector = x dkim_private_key = ${if exists{/etc/virtual/$sender_address_domain/dkim.private.key} \ {/etc/virtual/$sender_address_domain/dkim.private.key} \ {${if eq{$sender_address_domain}{} \ {/etc/virtual/$primary_hostname/dkim.private.key} \ {0} \ }} \ } dkim_canon = relaxed dkim_strict = 0