Hide symbols in asn1 and bio

ok jsing@

1 files changed, 2 insertions, 1 deletions

diff --git a/src/lib/libcrypto/bio/bss_null.c b/src/lib/libcrypto/bio/bss_null.c
index 8a15b36b31..5f9340967b 100644
--- a/src/lib/libcrypto/bio/bss_null.c
+++ b/src/lib/libcrypto/bio/bss_null.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: bss_null.c,v 1.12 2022/01/07 09:02:17 tb Exp $ */
+/* $OpenBSD: bss_null.c,v 1.13 2023/07/05 21:23:37 beck Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -89,6 +89,7 @@ BIO_s_null(void)
 {
         return (&null_method);
 }
+LCRYPTO_ALIAS(BIO_s_null);
 
 static int
 null_new(BIO *bi)