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-rw-r--r--include/signal.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/signal.h b/include/signal.h
index 44bc720aed..4196a6f012 100644
--- a/include/signal.h
+++ b/include/signal.h
@@ -34,6 +34,7 @@ extern int __sigaltstack (__const struct sigaltstack *__ss,
 			  struct sigaltstack *__oss);
 extern int __libc_sigaction (int sig, const struct sigaction *act,
 			     struct sigaction *oact);
+libc_hidden_proto (__libc_sigaction)
 
 extern int __sigpause (int sig_or_mask, int is_sig);
 extern int __default_sigpause (int mask);