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L<Text::CSV_PP>, which is bundled in the same distribution as this module.

=head1 CHOOSING BACKEND

This module respects an environmental variable called C<PERL_TEXT_CSV>
when it decides a backend module to use. If this environmental variable
is not set, it tries to load Text::CSV_XS, and if Text::CSV_XS is not
available, falls back on Text::CSV_PP;

If you always don't want it to fall back on Text::CSV_PP, set the variable
like this (C<export> may be C<setenv>, C<set> and the likes, depending
on your environment):

  > export PERL_TEXT_CSV=Text::CSV_XS

If you prefer Text::CSV_XS to Text::CSV_PP (default), then:

  > export PERL_TEXT_CSV=Text::CSV_XS,Text::CSV_PP

You may also want to set this variable at the top of your test files, in order
not to be bothered with incompatibilities between backends (you need to wrap