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-rw-r--r--malloc/hooks.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/malloc/hooks.c b/malloc/hooks.c
index daa5c7cfae..45c91d6502 100644
--- a/malloc/hooks.c
+++ b/malloc/hooks.c
@@ -17,6 +17,11 @@
    License along with the GNU C Library; see the file COPYING.LIB.  If
    not, see <https://www.gnu.org/licenses/>.  */
 
+#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_34)
+void weak_variable (*__after_morecore_hook) (void) = NULL;
+compat_symbol (libc, __after_morecore_hook, __after_morecore_hook, GLIBC_2_0);
+#endif
+
 /* Hooks for debugging versions.  The initial hooks just call the
    initialization routine, then do the normal work. */