extern int kill_pid __P((pid_t, int, int));
extern int initialize_job_control __P((int));
extern void initialize_job_signals __P((void));
-extern int give_terminal_to __P((pid_t));
+extern int give_terminal_to __P((pid_t, int));
extern void set_sigwinch_handler __P((void));
extern void unset_sigwinch_handler __P((void));