1 files changed, 3 insertions, 0 deletions
diff --git a/libio/Versions b/libio/Versions
index 2a1d6e6c85..77123347e3 100644
--- a/libio/Versions
+++ b/libio/Versions
@@ -155,5 +155,8 @@ libc {
   GLIBC_PRIVATE {
     # Used by NPTL and librt
     __libc_fatal;
+
+    # Used by NPTL
+    _IO_enable_locks;
   }
 }