anchor.diff:  			function get_data(): longInt;
   
   			function equal(other: iterator): boolean;
  -			function getLink(): link;
  +			function get_link(): link;
   
   		private
   			m_link: link;
  
positive.code: 	var
  		index, i: longInt;
  	begin
  		index := p.getLink() - get_begin().getLink();
  
  		if m_length = m_capacity then
  		begin
  
negative.code: 		equal := (m_link = other.m_link);
  	end;
  
  	function iterator.get_link(): link;
  	begin
  		get_link := m_link;
  	end;
  
  	constructor container.create();
  