review request for issue that arose after 7092679 fix.
Without a TZ variable set on solaris, there's possibility for SEGV. Simple fix. webrev : http://cr.openjdk.java.net/~coffeys/webrev.7167359.jdk8/bug : http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=7167359 (not visible yet)
regards, Sean.
