Describes the COBOL program requirements for accessing the Public Catalog API. 
                  	  
               
            
 
            	 
            Any COBOL program that accesses the Public Catalog API must: 
               	 
               
 
                  		
                  - Include the 
                     		  mfpubcat copybook in Working-Storage 
                     		
                  
  
                  		
                  - Move a function code to the appropriate Working-Storage field 
                     		
                  
  
                  		
                  - Call the 
                     		  MVSCATPB utility using the 
                     		  mfpubcat copybook fields in Working-Storage