st_mem_root

type st_mem_root = record

  free: PUSED_MEM;

  used: PUSED_MEM;

  pre_alloc: PUSED_MEM;

  min_malloc: cuint;

  block_size: cuint;

  block_num: cuint;

  first_block_usage: cuint;

  error_handler: procedure;

end;