printf ("\nClosing connection to emulator...\n");
if (SERIAL_SET_TTY_STATE (es1800_desc, es1800_saved_ttystate) < 0)
print_sys_errmsg ("warning: unable to restore tty state", errno);
printf ("\nClosing connection to emulator...\n");
if (SERIAL_SET_TTY_STATE (es1800_desc, es1800_saved_ttystate) < 0)
print_sys_errmsg ("warning: unable to restore tty state", errno);