1 files changed, 5 insertions, 0 deletions

diff --git a/lib/libc/include/libc_private.h b/lib/libc/include/libc_private.h
index a670d63e0854..5caf9a362550 100644
--- a/lib/libc/include/libc_private.h
+++ b/lib/libc/include/libc_private.h
@@ -359,6 +359,11 @@ __pid_t		__sys_wait6(enum idtype, __id_t, int *, int,
 __ssize_t	__sys_write(int, const void *, __size_t);
 __ssize_t	__sys_writev(int, const struct iovec *, int);
 
+int		__libc_sigaction(int, const struct sigaction *,
+		    struct sigaction *) __hidden;
+int		__libc_sigprocmask(int, const __sigset_t *, __sigset_t *)
+		    __hidden;
+int		__libc_sigsuspend(const __sigset_t *) __hidden;
 int		__libc_sigwait(const __sigset_t * __restrict,
 		    int * restrict sig);
 int		__libc_system(const char *);