show_tty_change(old_settings, new_settings, "Erase", VERASE, CERASE);
show_tty_change(old_settings, new_settings, "Kill", VKILL, CKILL);
show_tty_change(old_settings, new_settings, "Interrupt", VINTR, CINTR);
show_tty_change(old_settings, new_settings, "Erase", VERASE, CERASE);
show_tty_change(old_settings, new_settings, "Kill", VKILL, CKILL);
show_tty_change(old_settings, new_settings, "Interrupt", VINTR, CINTR);