Catch-up.
<?xml version="1.0" encoding="ISO-8859-1"?>
<build xmlns="http://symbian.com/xml/build"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://symbian.com/xml/build build/2_0.xsd">
<!-- a base interface -->
<interface name="Base.XYZ" flm="base.flm">
<param name='A'/>
<param name='B' default='baseB'/>
<param name='C' default='baseC'/>
</interface>
<!-- extends the base interface -->
<interface name="Extended.XYZ" extends="Base.XYZ" flm="ext.flm">
<param name='D'/>
<param name='C' default='extC'/>
</interface>
<!-- extends the base interface and uses its FLM -->
<interface name="Extended2.XYZ" extends="Base.XYZ">
<param name='D'/>
<param name='C' default='extC'/>
</interface>
</build>