Add the portable rombuild wrapper romnibus.pl to make it available for Windows as well as Linux
<?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">
<!-- Extension interfaces : replacements for Template Extension Makefiles -->
<interface name="base.lab_restricted_miniboot" extends="Symbian.KernelFLM" flm="lab_restricted_miniboot.flm">
</interface>
</build>