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-rw-r--r--sysdeps/mach/hurd/ttyname_r.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sysdeps/mach/hurd/ttyname_r.c b/sysdeps/mach/hurd/ttyname_r.c
index d0b7f2a788..02123b2b47 100644
--- a/sysdeps/mach/hurd/ttyname_r.c
+++ b/sysdeps/mach/hurd/ttyname_r.c
@@ -49,5 +49,5 @@ __ttyname_r (int fd, char *buf, size_t buflen)
   memcpy (buf, nodename, len);
   return 0;
 }
-
+libc_hidden_def (__ttyname_r)
 weak_alias (__ttyname_r, ttyname_r)