Entries declared with the RETURNS attribute must be invoked by a function reference either used in an expression or as the
                  source of an assignment.
               	
            
            	
            	
            
               		
               			
               - Resolution:
 
               			
               - Invoke the function "entry-name" by assigning the reference to a variable that can hold the returned value.
               
 
               		
               		
               			
               - Module:
 
               			
               - INTRP2.PL1, PRCSCALL.PL1