Default BuildEnv.xml file can now be overridden by one delivered in FBF project. Check can also be skipped by setting sf.suppress.buildenv.check property.
<?xml version="1.0"?>
<project name="SF-PACKAGE-REFS">
<path id="sf.spec.system.definition.files">
<fileset dir="${sf.spec.job.drive}/" casesensitive="false">
<include name="${sf.spec.systemdefinition.location}"/>
</fileset>
</path>
</project>