Re: [PATCH v2 1/4] terminal: use flags for save_term()

> diff --git a/compat/terminal.h b/compat/terminal.h
> index 0fb9fa147c..24c4df4c0e 100644
> --- a/compat/terminal.h
> +++ b/compat/terminal.h
> @@ -1,14 +1,19 @@
>  #ifndef COMPAT_TERMINAL_H
>  #define COMPAT_TERMINAL_H
>
> +enum save_term_flags {
> +       /* Save input and output settings */
> +       SAVE_TERM_DUPLEX = 1 << 0,
> +};
> +
>  /*
>   * Save the terminal attributes so they can be restored later by a
>   * call to restore_term(). Note that every successful call to
>   * save_term() must be matched by a call to restore_term() even if the
>   * attributes have not been changed. Returns 0 on success, -1 on
>   * failure.
>   */
> -int save_term(int full_duplex);
> +int save_term(unsigned flags);