text: #ifndef _LINKMOD_FILES_H
  #define _LINKMOD_FILES_H
  
  /**
   * linkmod_files.h
   * Linkmod that transmits and receives packets in a directory.
   * @author Dylan McCall <dmccall@sfu.ca>
   */
  
  #include "../pigeon_linkmod.h"
  
  #include <stdbool.h>
  #include <stdlib.h>
  
  bool linkmod_files_tx_is_available();
  PigeonLinkmod *linkmod_files_tx_new();
  void linkmod_files_tx_free(PigeonLinkmod *linkmod);
  
  bool linkmod_files_rx_is_available();
  PigeonLinkmod *linkmod_files_rx_new();
  void linkmod_files_rx_free(PigeonLinkmod *linkmod);
  
  #endif
  