#ifdef CONFIG_RTC_INTF_DEV extern void __init rtc_dev_init(void); extern void __exit rtc_dev_exit(void); extern void rtc_dev_add_device(struct rtc_device *rtc); extern void rtc_dev_del_device(struct rtc_device *rtc); #else #define rtc_dev_init() do{}while(0) #define rtc_dev_exit() do{}while(0) #define rtc_dev_add_device(r) do{}while(0) #define rtc_dev_del_device(r) do{}while(0) #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 *); extern void rtc_sysfs_add_device(struct rtc_device *rtc); extern void rtc_sysfs_del_device(struct rtc_device *rtc); #else #define rtc_sysfs_init(c) do{}while(0) #define rtc_sysfs_add_device(r) do{}while(0) #define rtc_sysfs_del_device(r) do{}while(0) #endif