Method mutable_config

cpp/src/arrow/filesystem/s3fs.cc:1086–1086

  const Aws::Client::ClientConfiguration& config() const { return client_config_; }

  Aws::Client::ClientConfiguration* mutable_config() { return &client_config_; }

  Result<std::shared_ptr<S3ClientHolder>> BuildClient(
      std::optional<io::IOContext> io_context = std::nullopt) {