void
toWire(DNSOutput out) {
	header.toWire(out);
	Compression c = new Compression();
	for (int i = 0; i < 4; i++) {
		if (sections[i] == null)
			continue;
		for (int j = 0; j < sections[i].size(); j++) {
			Record rec = (Record)sections[i].get(j);
			rec.toWire(out, i, c);
		}
	}
}
Returns an array containing all records in the given section grouped into
RRsets.
@see RRset
@see Section
src/main/java/core/org/xbill/DNS/Message.java