1 files changed, 16 insertions, 1 deletions
diff --git a/crypto/async/arch/async_null.c b/crypto/async/arch/async_null.c
index 675c1d35bf0c..306c43df41f4 100644
--- a/crypto/async/arch/async_null.c
+++ b/crypto/async/arch/async_null.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2015-2022 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the Apache License 2.0 (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -16,6 +16,21 @@ int ASYNC_is_capable(void)
     return 0;
 }
 
+int ASYNC_set_mem_functions(ASYNC_stack_alloc_fn alloc_fn,
+                            ASYNC_stack_free_fn free_fn)
+{
+    return 0;
+}
+
+void ASYNC_get_mem_functions(ASYNC_stack_alloc_fn *alloc_fn,
+                             ASYNC_stack_free_fn *free_fn)
+{
+    if (alloc_fn != NULL)
+        *alloc_fn = NULL;
+    if (free_fn != NULL)
+        *free_fn = NULL;
+}
+
 void async_local_cleanup(void)
 {
 }