<IfDefine HAVE_SMTPD>
  <IfModule !mod_smtpd.c>
    LoadModule smtpd_module    extramodules/mod_smtpd.so
  </IfModule>
</IfDefine>

<IfModule mod_smtpd.c>

    # Whether this server is serving the SMTP protocol.
    #SmtpProtocol On

    # Server identification to advertise.
    #SmtpServerId mod_smtpd

    # Maximum input to receive after data command in bytes.
    #SmtpMaxDataSize 8388608

</IfModule>