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-rw-r--r--malloc/hooks.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/malloc/hooks.c b/malloc/hooks.c
index 45c91d6502..4aa6dadcff 100644
--- a/malloc/hooks.c
+++ b/malloc/hooks.c
@@ -20,6 +20,8 @@
 #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);
+void *(*__morecore)(ptrdiff_t);
+compat_symbol (libc, __morecore, __morecore, GLIBC_2_0);
 #endif
 
 /* Hooks for debugging versions.  The initial hooks just call the