From 4da4d44ddc2cadcb372e3ba45cbd08a8138ef5a2 Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Thu, 3 Dec 2020 13:56:52 +0100
Subject: fixup ifdef the OPENSSL_INIT_ENGINE_ALL_BUILTIN

---
 lib/vtls/openssl.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/lib/vtls/openssl.c b/lib/vtls/openssl.c
index 28c34aa64..08fd98637 100644
--- a/lib/vtls/openssl.c
+++ b/lib/vtls/openssl.c
@@ -1117,13 +1117,17 @@ static int Curl_ossl_init(void)
 {
 #if (OPENSSL_VERSION_NUMBER >= 0x10100000L) &&  \
   !defined(LIBRESSL_VERSION_NUMBER)
-  const int64_t flags = OPENSSL_INIT_ENGINE_ALL_BUILTIN |
+  const int64_t flags =
+#ifdef OPENSSL_INIT_ENGINE_ALL_BUILTIN
+    /* not present in BoringSSL */
+    OPENSSL_INIT_ENGINE_ALL_BUILTIN |
+#endif
 #ifdef CURL_DISABLE_OPENSSL_AUTO_LOAD_CONFIG
-    OPENSSL_INIT_NO_LOAD_CONFIG
+    OPENSSL_INIT_NO_LOAD_CONFIG |
 #else
-    OPENSSL_INIT_LOAD_CONFIG
+    OPENSSL_INIT_LOAD_CONFIG |
 #endif
-    ;
+    0;
   OPENSSL_init_ssl(flags, NULL);
 #else
   OPENSSL_load_builtin_modules();
-- 
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