#define CHANGES_FILE "changes.dat" extern int MAX_CHANGES; typedef struct changes_data CHANGES_DATA; void load_changes (void); void save_changes (void); void delete_change (int num); char * wordwrap ( char *oldstring ); #define NULLSTR( str ) ( str == NULL || str[0] == '\0' ) struct changes_data { char * change; char * coder; char * date; };