
  CONST
     ioc$max_number_tape_units = 0ff(16),   { maximum of 255 tape units
     ioc$max_tape_blocks_to_process = 30,
     ioc$max_tape_block_length = amc$maximum_block,
     ioc$max_tape_not_long_blk_lgth = 4128,
     ioc$cart_tape_default_maxbl = 32640,
*IF $true(osv$unix)
     ioc$tape_max_data_transfer = 7fffffff(16),
*ELSE
     ioc$tape_max_data_transfer = ioc$max_tape_blocks_to_process * ioc$max_tape_block_length,
*IFEND
     ioc$min_tape_block_length = 1;

*copyc amc$maximum_block
