The POSIX perl module exports a huge number of functions by default, so
make sure all imports are qualified. (And remove one that was not
necessary.)
use Encode;
use HTML::Entities;
use URI::Escape q{uri_escape_utf8};
-use POSIX;
+use POSIX ();
use Storable;
use open qw{:utf8 :std};
use strict;
use IkiWiki 3.00;
use Time::Local;
-use POSIX;
+use POSIX ();
my $time=time;
my @now=localtime($time);
no warnings 'redefine';
use strict;
use IkiWiki 3.00;
-use POSIX;
+use POSIX ();
use Encode;
sub import {
use warnings;
use strict;
use IkiWiki 3.00;
-use POSIX;
use Encode;
sub import {