Record access
| getfieldval | 
     Get the value of a field of a record.
     | 
| getnextfield | 
     Get the next field of a record type.
     | 
| setfieldval | 
     Set the value of a field of a record.
     | 
 
| getfieldval | 
     Get the value of a field of a record.
     | 
| getnextfield | 
     Get the next field of a record type.
     | 
| setfieldval | 
     Set the value of a field of a record.
     |