[njs] SSL: fixed typo introduced in 8e335c2ac447.

[Dmitry Volyntsev]

details:   https://hg.nginx.org/njs/rev/776277c313be
branches:  
changeset: 1722:776277c313be
user:      Dmitry Volyntsev <xeioex at nginx.com>
date:      Wed Oct 13 15:29:50 2021 +0000
description:
SSL: fixed typo introduced in 8e335c2ac447.

diffstat:

 external/njs_openssl.h |  2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diffs (12 lines):

diff -r 8e335c2ac447 -r 776277c313be external/njs_openssl.h
--- a/external/njs_openssl.h	Tue Oct 12 17:24:31 2021 +0000
+++ b/external/njs_openssl.h	Wed Oct 13 15:29:50 2021 +0000
@@ -21,7 +21,7 @@
 #include <openssl/rand.h>
 #include <openssl/crypto.h>
 
-#if EVP_PKEY_HKDF
+#ifdef EVP_PKEY_HKDF
 #include <openssl/kdf.h>
 #endif