code: public RRset []
  findAnyRecords(Name name, int type) {
  	return findRecords(name, type, Credibility.GLUE);
  }
docs: Looks up Records in the Cache (a wrapper around lookupRecords).  Unlike
  lookupRecords, this given no indication of why failure occurred.
  @param name The name to look up
  @param type The type to look up
  @return An array of RRsets, or null
  @see Credibility