--- openvpn-2.4.7.orig/src/openvpn/ssl_openssl.c	2019-02-20 13:28:23.000000000 +0100
+++ openvpn-2.4.7/src/openvpn/ssl_openssl.c	2019-10-07 21:44:52.473323073 +0200
@@ -459,7 +459,7 @@ tls_ctx_restrict_ciphers_tls13(struct tl
         return;
     }
 
-#if (OPENSSL_VERSION_NUMBER < 0x1010100fL)
+#if (OPENSSL_VERSION_NUMBER < 0x1010100fL) || defined(LIBRESSL_VERSION_NUMBER)
         crypto_msg(M_WARN, "Not compiled with OpenSSL 1.1.1 or higher. "
                        "Ignoring TLS 1.3 only tls-ciphersuites '%s' setting.",
                         ciphers);
@@ -1846,7 +1846,7 @@ show_available_tls_ciphers_list(const ch
         crypto_msg(M_FATAL, "Cannot create SSL_CTX object");
     }
 
-#if (OPENSSL_VERSION_NUMBER >= 0x1010100fL)
+#if (OPENSSL_VERSION_NUMBER >= 0x1010100fL && !defined(LIBRESSL_VERSION_NUMBER))
     if (tls13)
     {
         SSL_CTX_set_min_proto_version(tls_ctx.ctx, TLS1_3_VERSION);
@@ -1867,7 +1867,7 @@ show_available_tls_ciphers_list(const ch
         crypto_msg(M_FATAL, "Cannot create SSL object");
     }
 
-#if (OPENSSL_VERSION_NUMBER < 0x1010000fL)
+#if (OPENSSL_VERSION_NUMBER < 0x1010000fL) || defined(LIBRESSL_VERSION_NUMBER)
     STACK_OF(SSL_CIPHER) *sk = SSL_get_ciphers(ssl);
 #else
     STACK_OF(SSL_CIPHER) *sk = SSL_get1_supported_ciphers(ssl);