@interface FBSystemService : NSObject
+(id)sharedInstance;
-(void)exitAndRelaunch:(BOOL)arg1;
@end

//コード
static void respring(CFNotificationCenterRef center, void *observer, CFStringRef name, const void *object, CFDictionaryRef userInfo)
{
    [[%c(FBSystemService) sharedInstance] exitAndRelaunch:YES];
}

%ctor {

//登録
CFNotificationCenterAddObserver(CFNotificationCenterGetDarwinNotifyCenter(),
        NULL, respring,
        CFSTR("com.mikiyan1978.respring"), NULL, CFNotificationSuspensionBehaviorDeliverImmediately);

}

//呼び出し
CFNotificationCenterPostNotification(CFNotificationCenterGetDarwinNotifyCenter(),
    CFSTR("com.mikiyan1978.respring"), nil, nil, true);

または
#import <notify.h>
notify_post("com.mikiyan1978.respring");