From 85f74867efa13c30436a4363b7c2efc77d40b71c Mon Sep 17 00:00:00 2001
From: gyee-penguin <gyee@penguincomputing.com>
Date: Fri, 17 Mar 2023 13:45:30 -0700
Subject: [PATCH] Fixed compile error with OpenSSL 1.0 systems (#3739) (#3912)

---
 Crypto/src/Envelope.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Crypto/src/Envelope.cpp b/Crypto/src/Envelope.cpp
index bfce72685..c74fc25da 100644
--- a/Crypto/src/Envelope.cpp
+++ b/Crypto/src/Envelope.cpp
@@ -29,8 +29,12 @@ Envelope::Envelope(int cipherNID): _pCipher(EVP_get_cipherbynid(cipherNID)),
 {
 	poco_check_ptr(_pCipher);
 	poco_check_ptr(_pCtx);
+#if OPENSSL_VERSION_NUMBER >= 0x10100000L
 	if (1 != EVP_CIPHER_CTX_init(_pCtx))
 		handleErrors(std::string("Envelope():EVP_CIPHER_CTX_init()"));
+#else
+	EVP_CIPHER_CTX_init(_pCtx);
+#endif
 	_iv.resize(ivSize(), 0);
 }