Describes the COBOL program requirements for accessing the Public CASSPOOL API. 
                  	  
               
            
 
            	 
            Any COBOL program that accesses the Public CASSPOOL API must: 
               	 
               
 
                  		
                  - Include the 
                     		  mfpubcas copybook in Working-Storage 
                     		
                  
- Move a function code to the appropriate Working-Storage field 
                     		
                  
- Populate the key fields and the key-id
                     		
                  
- Call the 
                     		  mvscaspb utility using the 
                     		  mfpubcas copybook fields in Working-Storage