text: /*************************************************************************\
  *                  Copyright (C) Michael Kerrisk, 2017.                   *
  *                                                                         *
  * This program is free software. You may use, modify, and redistribute it *
  * under the terms of the GNU Lesser General Public License as published   *
  * by the Free Software Foundation, either version 3 or (at your option)   *
  * any later version. This program is distributed without any warranty.    *
  * See the files COPYING.lgpl-v3 and COPYING.gpl-v3 for details.           *
  \*************************************************************************/
  
  /* Header file for Listing 62-3 */
  
  #ifndef TTY_FUNCTIONS_H
  #define TTY_FUNCTIONS_H
  
  #include <termios.h>
  
  int ttySetCbreak(int fd, struct termios *prevTermios);
  
  int ttySetRaw(int fd, struct termios *prevTermios);
  
  #endif
  