def _gen_include_files(self):
    output = io.StringIO()
    for autoconf_h_file in sorted(self.project.autoconf_h_files):
        output.write(('<listOptionValue builtIn="false" value="%s"/>\n' % autoconf_h_file))
    return output.getvalue()
def _gen_include_files(self):
    output = io.StringIO()
    for autoconf_h_file in sorted(self.project.autoconf_h_files):
        output.write(('<listOptionValue builtIn="false" value="%s"/>\n' % autoconf_h_file))
    return output.getvalue()