To create a PAC MFDBFH configuration file (mfdbfh.cfg):
<?xml version="1.0" encoding="utf-8"?>
<datastores>
  <server name="MYPAC" type="postgresql" access="odbc">
    <dsn name="PG.MASTER" type="database" dbname="postgres" userid="postgres" password="xxxxxxxx"/>
    <dsn name="PG.REGION" type="region.cas" region="MYPAC" feature="all" userid="postgres" password="xxxxxxxx"/>
    <dsn name="PG.CROSSREGION" type="crossregion.cas" userid="postgres" password="xxxxxxxx"/>
  </server>
</datastores>