[ "Record syntaxes" => \&calc_recsyn, $xc ],
[ "Explain" => \&calc_explain, $xc ],
[ "Multiple OPAC records" => \&calc_mor, $xc ],
[ "Record syntaxes" => \&calc_recsyn, $xc ],
[ "Explain" => \&calc_explain, $xc ],
[ "Multiple OPAC records" => \&calc_mor, $xc ],