Provide an option for the base/rom extension that causes the toolchain id (ARMCC or GCCE) to be defined for
the C preprocessor phase of rombuild, enabling rom files to be conditionally included or excluded depending
on whether the toolchain can build them. This mimics the same change for Beagleboard.
<?xml version="1.0" encoding="UTF-8"?>
<SystemDefinition schema="3.0.0">
<package id="qemu" name="QEMU" levels="hw-if">
<collection id="baseport" name="Baseport" level="hw-if">
<component id="syborg" name="Syborg" introduced="symbian^2" purpose="optional">
<unit bldFile="baseport/syborg" mrp="baseport/syborg/syborg.mrp"/>
</component>
</collection>
</package>
</SystemDefinition>