diff -ur php-7.1.0RC5.orig/ext/openssl/openssl.c php-7.1.0RC5/ext/openssl/openssl.c
--- php-7.1.0RC5.orig/ext/openssl/openssl.c	2016-10-25 08:23:21.000000000 -0700
+++ php-7.1.0RC5/ext/openssl/openssl.c	2016-10-29 17:02:33.549137954 -0700
@@ -669,7 +669,7 @@
 	return 1;
 }
 
-#if OPENSSL_VERSION_NUMBER < 0x10002000L
+#if OPENSSL_VERSION_NUMBER < 0x10002000L || defined (LIBRESSL_VERSION_NUMBER)
 
 static int X509_get_signature_nid(const X509 *x)
 {