our %spec;
$spec{V20} = 
  (
   delete_code => 1,
   ifill_order_number => 8,
   ifill_order_suffix => 1,
   sequence_number => 3,
   client_number => 2,
   lcc => 13,
   shipped => 5,
   ext_price => 7,
   future_use => 7,
   ship_year => 2,
   ship_month => 2,
   ship_day => 2,
   xmit_year => 2,
   xmit_month => 2,
   xmit_day => 2,
   xmit_time => 6,
   cancel_flag => 1,
   cancel_msg => 30,
   upc_ean => 13,
   ship_date_2 => 8,
   xmit_date_2 => 8,
   client_title => 30,
   client_ref => 20,
   ordered => 5
   );