5386 want openpty(), forkpty(), etc.

@@ -19,11 +19,11 @@
 # CDDL HEADER END
 #
 #
 # Copyright (c) 2006, 2010, Oracle and/or its affiliates. All rights reserved.
 #
-# Copyright 2010 Nexenta Systems, Inc.  All rights reserved.
+# Copyright 2015 Nexenta Systems, Inc.  All rights reserved.
 # Use is subject to license terms.
 #
 # Copyright (c) 2012 by Delphix. All rights reserved.
 # Copyright (c) 2015, Joyent, Inc.  All rights reserved.
 # Copyright (c) 2013, OmniTI Computer Consulting, Inc. All rights reserved.

@@ -91,10 +91,17 @@
 $endif
 $if _x86 && _ELF64
 $add amd64
 $endif
 
+SYMBOL_VERSION ILLUMOS_0.15 {   # openpty
+    protected:
+        forkpty;
+        login_tty;
+        openpty;
+} ILLUMOS_0.14;
+
 SYMBOL_VERSION ILLUMOS_0.14 {   # strerror_l
     protected:
         strerror_l;
 } ILLUMOS_0.13;