Mine

Oct 19 02:52:07 cain postfix/smtpd[9204]: fatal: bad boolean configuration: disable_vrfy_command = yes?smtpd_recipient_restrictions =?    permit_mynetworks,            permit_sasl_authenticated,?    reject_invalid_hostname,?    reject_non_fqdn_hostname,?    reject_non_fqdn_sender,?    reject_non_fqdn_recipient,?    reject_unknown_sender_domain,?    reject_unknown_recipient_domain,?    reject_unauth_destination,?    reject_rbl_client cbl.abuseat.org,?    reject_rbl_client list.dsbl.org,?    reject_rbl_client sbl.spamhaus.org,?    reject_rbl_client pbl.spamhaus.org,?    permit?smtpd_data_restrictions =?    reject_unauth_pipelining,?    permit






home_mailbox =  Maildir/

smtpd_helo_required = yes
disable_vrfy_command = yes

        smtpd_recipient_restrictions =
            permit_mynetworks,
            permit_sasl_authenticated,
            reject_invalid_hostname,
            reject_non_fqdn_hostname,
            reject_non_fqdn_sender,
            reject_non_fqdn_recipient,
            reject_unknown_sender_domain,
            reject_unknown_recipient_domain,
            reject_unauth_destination,
            check_recipient_access pcre:/etc/postfix/recipient_checks.pcre,
            check_helo_access dbm:/etc/postfix/helo_checks,
            check_sender_access dbm:/etc/postfix/sender_checks,
            check_client_access dbm:/etc/postfix/client_checks,
            check_client_access pcre:/etc/postfix/client_checks.pcre,
            reject_rbl_client cbl.abuseat.org,
            reject_rbl_client list.dsbl.org,
            reject_rbl_client sbl.spamhaus.org,
            reject_rbl_client pbl.spamhaus.org,
            permit
        smtpd_data_restrictions =
            reject_unauth_pipelining,
            permit