File: //var/softaculous/squirrel/install.xml
<softinstall xmlns="http://www.softaculous.com">
<settings>
<group>
<heading>{{site_set}}</heading>
<input type="text" name="site_name" size="30" value="My SiteMail">
<head>{{site_name}}</head>
</input>
</group>
<group>
<heading>{{imap}}</heading>
<input type="text" name="imap" size="30" value="imap.site.com" quick_install="1">
<head>{{imap_ser}}</head>
</input>
<input type="text" name="imap_port" size="30" value="143" quick_install="1">
<head>{{imap_port}}</head>
</input>
<input type="checkbox" name="imap_tls" value="true" quick_install="1">
<head>{{imap_tls}}</head>
</input>
</group>
<group>
<heading>{{smtp}}</heading>
<input type="text" name="smtp" size="30" value="smtp.site.com" quick_install="1">
<head>{{smtp_ser}}</head>
</input>
<input type="text" name="smtp_port" size="30" value="25" quick_install="1">
<head>{{smtp_port}}</head>
</input>
<input type="checkbox" name="smtp_tls" value="true" quick_install="1">
<head>{{smtp_tls}}</head>
</input>
</group>
</settings>
</softinstall>