dovecot -n

protocols: pop3 pop3s imap
ssl_disable: yes
disable_plaintext_auth: no
login_dir: /usr/local/var/run/dovecot/login
login_executable(default): /usr/local/libexec/dovecot/imap-login
login_executable(imap): /usr/local/libexec/dovecot/imap-login
login_executable(pop3): /usr/local/libexec/dovecot/pop3-login
first_valid_uid: 99
first_valid_gid: 99
mail_location: maildir:~/Maildir:INDEX=/var/indexes/%u:CONTROL=/var/indexes/%u
mail_debug: yes
mmap_disable: yes
mail_executable(default): /usr/local/libexec/dovecot/imap
mail_executable(imap): /usr/local/libexec/dovecot/imap
mail_executable(pop3): /usr/local/libexec/dovecot/pop3
mail_plugins(default): quota imap_quota
mail_plugins(imap): quota imap_quota
mail_plugins(pop3): quota
mail_plugin_dir(default): /usr/local/lib/dovecot/imap
mail_plugin_dir(imap): /usr/local/lib/dovecot/imap
mail_plugin_dir(pop3): /usr/local/lib/dovecot/pop3
pop3_uidl_format(default): 
pop3_uidl_format(imap): 
pop3_uidl_format(pop3): UID%u-%v
auth default:
  passdb:
    driver: pam
  passdb:
    driver: passwd
  passdb:
    driver: sql
    args: /etc/dovecot-mysql.conf
  userdb:
    driver: prefetch
plugin:
  quota: maildir