/usr/lib/perl5/SDL/Event.pm is in libsdl-perl 2.540-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | package SDL::Event;
use strict;
use warnings;
use vars qw(@ISA @EXPORT @EXPORT_OK);
require Exporter;
require DynaLoader;
use SDL::Constants ':SDL::Events';
our @ISA = qw(Exporter DynaLoader);
use SDL::Internal::Loader;
internal_load_dlls(__PACKAGE__);
bootstrap SDL::Event;
use base 'Exporter';
our @EXPORT      = @{ $SDL::Constants::EXPORT_TAGS{'SDL::Events'} };
our %EXPORT_TAGS = (
	all    => \@EXPORT,
	type   => $SDL::Constants::EXPORT_TAGS{'SDL::Events/type'},
	mask   => $SDL::Constants::EXPORT_TAGS{'SDL::Events/mask'},
	action => $SDL::Constants::EXPORT_TAGS{'SDL::Events/action'},
	state  => $SDL::Constants::EXPORT_TAGS{'SDL::Events/state'},
	hat    => $SDL::Constants::EXPORT_TAGS{'SDL::Events/hat'},
	app    => $SDL::Constants::EXPORT_TAGS{'SDL::Events/app'},
	button => $SDL::Constants::EXPORT_TAGS{'SDL::Events/button'},
	keysym => $SDL::Constants::EXPORT_TAGS{'SDL::Events/keysym'},
	keymod => $SDL::Constants::EXPORT_TAGS{'SDL::Events/keymod'}
);
1;
 |