tree 0d3be744d3c45cf9defa81d033e9a7e0c587bb5b
parent 2f84d68f6e718d5ccd98c12bb51c283fed12aa6a
author pquitslund <pquitslund@gmail.com> 1423592515 -0800
committer pquitslund <pquitslund@gmail.com> 1423592515 -0800

Check for null return from which().