12306 XPG4v2 slave pty behaviour should generally be disabled
Reviewed by: Robert Mustacchi <rm@fingolfin.org>
Change-ID: I7ccd399c22866f34dd20c6bb9d28e77ba4e24c67

@@ -25,11 +25,11 @@
 # Copyright (c) 2012 by Delphix. All rights reserved.
 # Copyright 2018 Joyent, Inc.
 # Copyright (c) 2013, OmniTI Computer Consulting, Inc. All rights reserved.
 # Copyright (c) 2013 Gary Mills
 # Copyright 2014 Garrett D'Amore <garrett@damore.org>
-# Copyright 2019 OmniOS Community Edition (OmniOSce) Association.
+# Copyright 2020 OmniOS Community Edition (OmniOSce) Association.
 #
 
 #
 # MAPFILE HEADER START
 #

@@ -76,10 +76,15 @@
 $endif
 $if _x86 && _ELF64
 $add amd64
 $endif
 
+SYMBOL_VERSION ILLUMOS_0.31 {
+    protected:
+        __unlockpt_xpg4;
+} ILLUMOS_0.30;
+
 SYMBOL_VERSION ILLUMOS_0.30 {
     protected:
         reallocf;
 } ILLUMOS_0.29;