diff --git a/include/linux/signal.h b/include/linux/signal.h
index c755283..ab9272c 100644
--- a/include/linux/signal.h
+++ b/include/linux/signal.h
@@ -233,6 +233,8 @@
 }
 
 extern int next_signal(struct sigpending *pending, sigset_t *mask);
+extern int do_send_sig_info(int sig, struct siginfo *info,
+				struct task_struct *p, bool group);
 extern int group_send_sig_info(int sig, struct siginfo *info, struct task_struct *p);
 extern int __group_send_sig_info(int, struct siginfo *, struct task_struct *);
 extern long do_rt_tgsigqueueinfo(pid_t tgid, pid_t pid, int sig,