log_event.h fixed load data infile replication for alpha

  int get_data_size()

  {

    return table_name_len + 2 + db_len + 2 + fname_len

      + sizeof(thread_id) // thread_id

      + sizeof(exec_time) // exec_time

      + sizeof(skip_lines)

      + sizeof(field_block_len)

      + 4 // thread_id

      + 4 // exec_time

      + 4 // skip_lines

      + 4 // field block len

      + sizeof(sql_ex) + field_block_len + num_fields*sizeof(uchar) ;

      ;

  }