Index: security/py-cryptography/files/patch-src_cryptography_hazmat_bindings_openssl_ssl.py
===================================================================
--- security/py-cryptography/files/patch-src_cryptography_hazmat_bindings_openssl_ssl.py	(revision 384037)
+++ security/py-cryptography/files/patch-src_cryptography_hazmat_bindings_openssl_ssl.py	(working copy)
@@ -28,3 +28,12 @@
  #ifdef SSL_OP_NO_COMPRESSION
  static const long Cryptography_HAS_OP_NO_COMPRESSION = 1;
  #else
+@@ -524,7 +530,7 @@ static const long Cryptography_HAS_NEXTP
+ #endif
+ 
+ /* ALPN was added in OpenSSL 1.0.2. */
+-#if OPENSSL_VERSION_NUMBER < 0x10002001L
++#if OPENSSL_VERSION_NUMBER < 0x10002001L && !defined(LIBRESSL_VERSION_NUMBER)
+ int (*SSL_CTX_set_alpn_protos)(SSL_CTX *,
+                                const unsigned char *,
+                                unsigned) = NULL;