diff --git a/sys/compat/linux/linux_signal.c b/sys/compat/linux/linux_signal.c
index 5b4f9c2adc6..e3e3fc74a6a 100644
--- a/sys/compat/linux/linux_signal.c
+++ b/sys/compat/linux/linux_signal.c
@@ -766,7 +766,7 @@ siginfo_to_lsiginfo(const siginfo_t *si, l_siginfo_t *lsi, l_int sig)
 	}
 }
 
-int
+static int
 lsiginfo_to_siginfo(struct thread *td, const l_siginfo_t *lsi,
     siginfo_t *si, int sig)
 {
diff --git a/sys/compat/linux/linux_signal.h b/sys/compat/linux/linux_signal.h
index 3ef64c0007f..3f3599f4027 100644
--- a/sys/compat/linux/linux_signal.h
+++ b/sys/compat/linux/linux_signal.h
@@ -31,9 +31,7 @@
 
 int linux_do_sigaction(struct thread *, int, l_sigaction_t *, l_sigaction_t *);
 void siginfo_to_lsiginfo(const siginfo_t *si, l_siginfo_t *lsi, l_int sig);
-int lsiginfo_to_siginfo(struct thread *td, const l_siginfo_t *lsi,
-		siginfo_t *si, int sig);
 int linux_copyin_sigset(struct thread *td, l_sigset_t *, l_size_t, sigset_t *,
-		sigset_t **);
+    sigset_t **);
 
 #endif /* _LINUX_SIGNAL_H_ */