text: #ifndef MANAGEMENT_H_INCLUDED
  #define MANAGEMENT_H_INCLUDED
  
  #include "bus.h"
  #include "depot.h"
  #include "list.h"
  #include "comparing.h"
  #include "messages.h"
  #include "membership_management.h"
  
  extern List buses;
  
  /* append new bus to the list */
  int add_bus(char*, char*, char*, char*);
  
  /* removes passed bus from the list */
  int remove_bus(Bus*);
  void reappend_bus_memberships(Bus*);
  
  int edit_bus_side_no(Bus*, char*);
  int edit_bus_line_no(Bus*, char*);
  int edit_bus_driver_name(Bus*, char*);
  int edit_bus_driver_pesel(Bus*, char*);
  
  #endif /* MANAGEMENT_H_INCLUDED */
  