class Gem::Resolv::DNS::Config

def timeouts=(values)
  if values
    values = Array(values)
    values.each do |t|
      Numeric === t or raise ArgumentError, "#{t.inspect} is not numeric"
      t > 0.0 or raise ArgumentError, "timeout=#{t} must be positive"
    end
    @timeouts = values
  else
    @timeouts = nil
  end
end