--- a/make-rules/shared-macros.mk	Thu May 30 15:25:31 2013 -0700
+++ b/make-rules/shared-macros.mk	Thu Jun 13 18:20:37 2013 -0700
@@ -18,7 +18,7 @@
 #
 # CDDL HEADER END
 #
-# Copyright (c) 2010, 2012, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
 #
 
 PATH=/usr/bin:/usr/gnu/bin
@@ -302,6 +302,7 @@
 
 PERL.5.8.4 =    /usr/perl5/5.8.4/bin/perl
 PERL.5.12 =     /usr/perl5/5.12/bin/perl
+PERL.5.12-mt =	/usr/perl5/5.12/bin/perl-threaded
 
 PERL =          $(PERL.$(PERL_VERSION))