The BOOST_PP_SEQ_CAT_S macro concatenates all elements in a seq.  
			It reenters BOOST_PP_SEQ_FOLD_LEFT with maximum efficiency.
		
		
			Usage
		
		
			BOOST_PP_SEQ_CAT_S(s, seq)
		
		
			Arguments
		
		
			- s
- 
				The next available BOOST_PP_SEQ_FOLD_LEFT fold step.
			
- seq
- 
				The seq whose elements are to be concatenated.
			
			Remarks
		
		
			Elements are concatenated left-to-right starting with index 0.
		
		
			See Also
		
		
		
			Requirements