diff --git a/drivers/rtc/rtc-core.h b/drivers/rtc/rtc-core.h
index 30bcd14..4675a9f 100644
--- a/drivers/rtc/rtc-core.h
+++ b/drivers/rtc/rtc-core.h
@@ -1,5 +1,3 @@
-extern int rtc_interface_register(struct class_interface *intf);
-
 #ifdef CONFIG_RTC_INTF_DEV
 
 extern void __init rtc_dev_init(void);
@@ -16,6 +14,18 @@
 
 #endif
 
+#ifdef CONFIG_RTC_INTF_PROC
+
+void rtc_proc_add_device(struct rtc_device *rtc);
+void rtc_proc_del_device(struct rtc_device *rtc);
+
+#else
+
+#define rtc_proc_add_device(r)	do{}while(0)
+#define rtc_proc_del_device(r)	do{}while(0)
+
+#endif
+
 #ifdef CONFIG_RTC_INTF_SYSFS
 
 extern void __init rtc_sysfs_init(struct class *);