treewide: "require" + "use" cleanup and docs

[public-inbox.git] / lib / PublicInbox / Emergency.pm

diff --git a/lib/PublicInbox/Emergency.pm b/lib/PublicInbox/Emergency.pm
index 66adc6318076a395aa9c6be81d7a483bff6a151c..8c0cc18425b4c65aff680dbbd51e05b3bf90aa3a 100644 (file)
--- a/lib/PublicInbox/Emergency.pm
+++ b/lib/PublicInbox/Emergency.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2016-2018 all contributors <meta@public-inbox.org>
+# Copyright (C) 2016-2019 all contributors <meta@public-inbox.org>
 # License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
 #
 # Emergency Maildir delivery for MDA
@@ -7,7 +7,7 @@ use strict;
 use warnings;
 use Fcntl qw(:DEFAULT SEEK_SET);
 use Sys::Hostname qw(hostname);
-use IO::Handle;
+use IO::Handle; # ->flush, ->autoflush
 
 sub new {
        my ($class, $dir) = @_;