private void
findNT() {
	try {
		Process p;
		p = Runtime.getRuntime().exec("ipconfig /all");
		findWin(p.getInputStream());
		p.destroy();
	}
	catch (Exception e) {
		return;
	}
}
Calls ipconfig and parses the result to find servers and a search path.
src/main/java/core/org/xbill/DNS/ResolverConfig.java