1 files changed, 3 insertions, 0 deletions
diff --git a/string/Versions b/string/Versions
index 51041494fb..2708091a4d 100644
--- a/string/Versions
+++ b/string/Versions
@@ -67,6 +67,9 @@ libc {
     strchrnul; __strverscmp;
   }
   GLIBC_2.2 {
+    # functions used in macros.
+    __strndup;
+
     # m*
     memrchr;
   }