/*
   * (C) Copyright 2000
   * Murray Jensen <Murray.Jensen@csiro.au>
   *
   * SPDX-License-Identifier:	GPL-2.0+
   */
  
  #include <termios.h>
  
  #define SERIAL_ERROR	-1	/* General error, see errno for details */
  #define SERIAL_TIMEOUT	-2
  #define SERIAL_EOF	-3
  
  extern speed_t cvtspeed(char *);
  extern int serialopen(char *, speed_t);
  extern int serialreadchar(int, int);
  extern int serialwrite(int, char *, int);
  extern int serialclose(int);