extern int history_expansion;
extern int history_control;
extern int command_oriented_history;
+extern int hist_last_line_added;
# if defined (BANG_HISTORY)
extern int history_expansion_inhibited;
extern char *pre_process_line ();
extern int history_number ();
extern void maybe_add_history ();
+extern void bash_add_history ();
extern void setup_history_ignore ();