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 5ce75a797d6b6bc266f4a37edd4a626af61d5317..8c0cc18425b4c65aff680dbbd51e05b3bf90aa3a 100644 (file)
--- a/lib/PublicInbox/Emergency.pm
+++ b/lib/PublicInbox/Emergency.pm
@@ -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) = @_;