diff -r e5d52546ba3a -r bf48a9f13cf2 jdk/src/jdk.crypto.pkcs11/share/native/libj2pkcs11/pkcs11wrapper.h
--- a/jdk/src/jdk.crypto.pkcs11/share/native/libj2pkcs11/pkcs11wrapper.h	Wed Jun 22 11:31:07 2016 -0700
+++ b/jdk/src/jdk.crypto.pkcs11/share/native/libj2pkcs11/pkcs11wrapper.h	Wed Jun 22 15:58:08 2016 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2016, Oracle and/or its affiliates. All rights reserved.
  */
 
 /* Copyright  (c) 2002 Graz University of Technology. All rights reserved.
@@ -159,6 +159,7 @@
 #include "pkcs-11v2-20a3.h"
 #include <jni.h>
 #include <jni_util.h>
+#include <stdarg.h>
 
 #define MAX_STACK_BUFFER_LEN (4 * 1024)
 #define MAX_HEAP_BUFFER_LEN (64 * 1024)
@@ -217,6 +218,10 @@
 #define TRACE_UNINTEND
 #endif
 
+/* debug output */
+extern jboolean debug;
+void printDebug(const char *format, ...);
+
 #define CK_ASSERT_OK 0L
 
 #define CLASS_INFO "sun/security/pkcs11/wrapper/CK_INFO"