diff -Naur cryptography-1.7.1.orig/src/_cffi_src/openssl/x509_vfy.py cryptography-1.7.1/src/_cffi_src/openssl/x509_vfy.py
--- cryptography-1.7.1.orig/src/_cffi_src/openssl/x509_vfy.py	2017-02-01 12:29:59.080728417 -0800
+++ cryptography-1.7.1/src/_cffi_src/openssl/x509_vfy.py	2017-02-01 12:31:48.017895844 -0800
@@ -221,10 +221,13 @@
 static const long X509_V_ERR_SUITE_B_INVALID_SIGNATURE_ALGORITHM = 0;
 static const long X509_V_ERR_SUITE_B_LOS_NOT_ALLOWED = 0;
 static const long X509_V_ERR_SUITE_B_CANNOT_SIGN_P_384_WITH_P_256 = 0;
+#if !CRYPTOGRAPHY_OPENSSL_102BETA2_OR_GREATER || \
+    (defined(LIBRESSL_VERSION_NUMBER) && LIBRESSL_VERSION_NUMBER < 0x2050100fL)
 static const long X509_V_ERR_HOSTNAME_MISMATCH = 0;
 static const long X509_V_ERR_EMAIL_MISMATCH = 0;
 static const long X509_V_ERR_IP_ADDRESS_MISMATCH = 0;
+#endif
 #endif
 
 /* OpenSSL 1.0.2beta2+ verification parameters */
 #if CRYPTOGRAPHY_OPENSSL_102BETA2_OR_GREATER && \