public void
setNdots(int ndots) {
	if (ndots < 0)
		throw new IllegalArgumentException("Illegal ndots value: " +
						   ndots);
	defaultNdots = ndots;
}
Sets ndots to use when performing this lookup, overriding the default value.
Specifically, this refers to the number of "dots" which, if present in a
name, indicate that a lookup for the absolute name should be attempted
before appending any search path elements.
@param ndots The ndots value to use, which must be greater than or equal to
0.
src/main/java/core/org/xbill/DNS/Lookup.java