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package List::Util::XS;
use strict;
use vars qw($VERSION);
$VERSION = undef;
sub VERSION {
require Carp;
Carp::croak("You need to install Scalar-List-Utils with a C compiler to ensure the XS is compiled")
if defined $_[1];
$VERSION;
}
1;
__END__
=head1 NAME
List::Util::XS - Indicate if List::Util was compiled with a C compiler
=head1 SYNOPSIS
use List::Util::XS 1.20;
=head1 DESCRIPTION
B<*** This instalation does not have XS installed ***>
C<List::Util::XS> can be used as a dependency to ensure List::Util was
installed using a C compiler and that the XS version is installed.
During installation C<$List::Util::XS::VERSION> will be set to
C<undef> if the XS was not compiled.
=head1 SEE ALSO
L<Scalar::Util>, L<List::Util>, L<List::MoreUtils>
=head1 COPYRIGHT
Copyright (c) 2008 Graham Barr <gbarr@pobox.com>. All rights reserved.
This program is free software; you can redistribute it and/or
modify it under the same terms as Perl itself.
=cut
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