better compatibility with set -u
authorIan Kelling <iank@fsf.org>
Mon, 16 Jul 2018 15:58:43 +0000 (11:58 -0400)
committerIan Kelling <iank@fsf.org>
Mon, 16 Jul 2018 15:58:43 +0000 (11:58 -0400)
commit5cc48c73d909c23df19744bd9c64b18fb8b205c4
tree42d3c628fc2e4d816464c0cb2c2b31e730c0fff6
parent41be570a33a5aa5072496e2aeac3fc6f1626654f
better compatibility with set -u
err