include/ntp_stdlib.h

@@ -42,8 +42,6 @@ extern	void	reopen_logfile  (void);
 extern	void	setup_logfile	(const char *);
 extern	void	errno_to_str(int, char *, size_t);
 
-typedef void (*ctrl_c_fn)(void);
-
 /* authkeys.c */
 extern	void	auth_delkeys	(void);
 extern	int	auth_havekey	(keyid_t);
@@ -143,7 +141,6 @@ extern	const char *refid_str	(uint32_t, int);
 extern	bool	decodenetnum	(const char *, sockaddr_u *);
 
 extern	void	signal_no_reset (int, void (*func)(int));
-extern	void	set_ctrl_c_hook (ctrl_c_fn);
 
 extern	void	getauthkeys 	(const char *);
 extern	void	rereadkeys	(void);

libntp/syssignal.c

@@ -7,9 +7,6 @@
 #include "ntp_syslog.h"
 #include "ntp_stdlib.h"
 
-static ctrl_c_fn	ctrl_c_hook;
-static void sigint_handler(int);
-
 # ifdef SA_RESTART
 #  define Z_SA_RESTART		SA_RESTART
 # else
@@ -48,33 +45,3 @@ signal_no_reset(
 		exit(1);
 	}
 }
-
-/*
- * POSIX implementation of set_ctrl_c_hook()
- */
-static void
-sigint_handler(
-	int	signum
-	)
-{
-	UNUSED_ARG(signum);
-	if (ctrl_c_hook != NULL)
-		(*ctrl_c_hook)();
-}
-
-void
-set_ctrl_c_hook(
-	ctrl_c_fn	c_hook
-	)
-{
-	void (*handler)(int);
-
-	if (NULL == c_hook) {
-		handler = SIG_DFL;
-		ctrl_c_hook = NULL;
-	} else {
-		handler = &sigint_handler;
-		ctrl_c_hook = c_hook;
-	}
-	signal_no_reset(SIGINT, handler);
-}