set

# File lib/ipaddr.rb, line 367
  def set(addr, *family)
    case family[0] ? family[0] : @family
    when Socket::AF_INET
      if addr < 0 || addr > IN4MASK
        raise ArgumentError, "invalid address"
      end
    when Socket::AF_INET6
      if addr < 0 || addr > IN6MASK
        raise ArgumentError, "invalid address"
      end
    else
      raise ArgumentError, "unsupported address family"
    end
    @addr = addr
    if family[0]
      @family = family[0]
    end
    return self
  end