freeswitch/conf/curl/autoload_configs/xml_curl.conf.xml

<configuration name="xml_curl.conf" description="cURL XML Gateway">
  <bindings>
    <binding name="example">
      <!-- The url to a gateway cgi that can generate xml similar to
	   what's in this file only on-the-fly (leave it commented if you dont
	   need it) -->
      <!-- one or more |-delim of configuration|directory|dialplan -->
      <param name="gateway-url" value="http://freeswitch.org/fs_curl/index.php" bindings="dialplan|directory|configuration"/>
      <!-- set this to provide authentication credentials to the server -->
      <!--<param name="gateway-credentials" value="muser:mypass"/>-->
      <!-- set to true to disable Expect: 100-continue lighttpd requires this setting -->
      <!--<param name="disable-100-continue" value="true"/>-->

      <!-- optional: if enabled this will disable CA root certificate checks by libcurl -->
      <!-- note: default value is disabled. only enable if you want this! -->
      <!-- <param name="ignore-cacert-check" value="true" /> -->
      <!-- one or more of these imply you want to pick the exact variables that are transmitted -->
      <!--<param name="enable-post-var" value="Unique-ID"/>-->
    </binding>
  </bindings>
</configuration>