diff --git a/crypto/build.info b/crypto/build.info
index 814d8dcab7..7fe79e2296 100644
--- a/crypto/build.info
+++ b/crypto/build.info
@@ -71,7 +71,7 @@ $UTIL_COMMON=\
         cryptlib.c params.c params_from_text.c bsearch.c ex_data.c o_str.c \
         ctype.c threads_pthread.c threads_win.c threads_none.c initthread.c \
         context.c sparse_array.c asn1_dsa.c packet.c param_build.c $CPUIDASM \
-        param_build_set.c der_writer.c passphrase.c
+        param_build_set.c der_writer.c passphrase.c threads_lib.c
 $UTIL_DEFINE=$CPUIDDEF
 
 SOURCE[../libcrypto]=$UTIL_COMMON \
diff --git a/crypto/threads_lib.c b/crypto/threads_lib.c
new file mode 100644
index 0000000000..0c7162392d
--- /dev/null
+++ b/crypto/threads_lib.c
@@ -0,0 +1,25 @@
+/*
+ * Copyright 2020 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
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+#include <openssl/crypto.h>
+
+#ifndef OPENSSL_NO_DEPRECATED_3_0
+
+void OPENSSL_fork_prepare(void)
+{
+}
+
+void OPENSSL_fork_parent(void)
+{
+}
+
+void OPENSSL_fork_child(void)
+{
+}
+
+#endif
diff --git a/crypto/threads_pthread.c b/crypto/threads_pthread.c
index d7cac6566a..afc29b7961 100644
--- a/crypto/threads_pthread.c
+++ b/crypto/threads_pthread.c
@@ -200,21 +200,6 @@ int CRYPTO_atomic_add(int *val, int amount, int *ret, CRYPTO_RWLOCK *lock)
 # ifndef FIPS_MODULE
 #  ifdef OPENSSL_SYS_UNIX
 
-#   ifndef OPENSSL_NO_DEPRECATED_3_0
-
-void OPENSSL_fork_prepare(void)
-{
-}
-
-void OPENSSL_fork_parent(void)
-{
-}
-
-void OPENSSL_fork_child(void)
-{
-}
-
-#   endif
 static pthread_once_t fork_once_control = PTHREAD_ONCE_INIT;
 
 static void fork_once_func(void)