Mine

alias_database = hash:/etc/postfix/aliases
alias_maps = hash:/etc/postfix/aliases
command_directory = /usr/sbin
config_directory = /etc/postfix
content_filter = smtp-amavis:[127.0.0.1]:10024
daemon_directory = /usr/libexec/postfix
debug_peer_level = 2
html_directory = /usr/share/doc/postfix-2.4.5-documentation/html
mail_owner = postfix
mailq_path = /usr/bin/mailq.postfix
manpage_directory = /usr/share/man
mynetworks = 72.232.12.208/29
newaliases_path = /usr/bin/newaliases.postfix
queue_directory = /var/spool/postfix
readme_directory = /usr/share/doc/postfix-2.4.5-documentation/readme
receive_override_options = no_address_mappings
sample_directory = /etc/postfix
sendmail_path = /usr/sbin/sendmail.postfix
setgid_group = postdrop
smtpd_client_restrictions = permit_mynetworks   permit_sasl_authenticated       reject_unauth_pipelining        reject_rbl_client bl.spamcop.net        reject_rbl_client dynablock.njabl.org    reject_rbl_client zen.spamhaus.org
smtpd_recipient_restrictions = permit_mynetworks        permit_sasl_authenticated       check_client_access mysql:/etc/postfix-mysql/popbsmtp.cf        reject_unauth_destination
smtpd_sasl_auth_enable = yes
smtpd_sasl_path = private/auth
smtpd_sasl_type = dovecot
smtpd_tls_cert_file = /etc/ssl/certs/postfix.pem
smtpd_tls_key_file = /etc/ssl/private/postfix.pem
smtpd_use_tls = yes
unknown_local_recipient_reject_code = 550
virtual_alias_maps = mysql:/etc/postfix-mysql/mysql-virtual-alias-maps.cf
virtual_gid_maps = static:5000
virtual_mailbox_domains = mysql:/etc/postfix-mysql/mysql-virtual-mailbox-domains.cf
virtual_mailbox_maps = mysql:/etc/postfix-mysql/mysql-virtual-mailbox-maps.cf
virtual_transport = dovecot
virtual_uid_maps = static:5000