--- a/Modules/_hashopenssl.c
+++ b/Modules/_hashopenssl.c
@@ -44,7 +44,9 @@
 
 #define MUNCH_SIZE INT_MAX
 
+#ifdef NID_id_scrypt
 #define PY_OPENSSL_HAS_SCRYPT 1
+#endif
 #if defined(NID_sha3_224) && defined(NID_sha3_256) && defined(NID_sha3_384) && defined(NID_sha3_512)
 #define PY_OPENSSL_HAS_SHA3 1
 #endif
@@ -963,11 +965,15 @@ _hashlib_HASH(PyObject *module, const char *digestname, PyObject *data_obj,
         goto exit;
     }
 
+#ifndef EVP_MD_FLAG_XOF
+    type = get_hashlib_state(module)->EVPtype;
+#else
     if ((EVP_MD_flags(digest) & EVP_MD_FLAG_XOF) == EVP_MD_FLAG_XOF) {
         type = get_hashlib_state(module)->EVPXOFtype;
     } else {
         type = get_hashlib_state(module)->EVPtype;
     }
+#endif
 
     self = newEVPobject(type);
     if (self == NULL) {
--- a/Modules/_ssl.c
+++ b/Modules/_ssl.c
@@ -907,7 +907,7 @@ newPySSLSocket(PySSLContext *sslctx, PySocketSockObject *sock,
     }
 
     /* bpo43522 and OpenSSL < 1.1.1l: copy hostflags manually */
-#if OPENSSL_VERSION < 0x101010cf
+#if OPENSSL_VERSION_NUMBER < 0x101010cf
     X509_VERIFY_PARAM *ssl_verification_params = SSL_get0_param(self->ssl);
     X509_VERIFY_PARAM *ssl_ctx_verification_params = SSL_CTX_get0_param(ctx);
 
@@ -3859,7 +3859,11 @@ _ssl__SSLContext__host_flags_get_impl(PySSLContext *self)
     unsigned int host_flags;
 
     ssl_verification_params = SSL_CTX_get0_param(self->ctx);
+#ifdef LIBRESSL_VERSION_NUMBER
+    host_flags = 0;
+#else
     host_flags = X509_VERIFY_PARAM_get_hostflags(ssl_verification_params);
+#endif
     return PyLong_FromUnsignedLong(host_flags);
 }