| e05jcc | Supply optional argument values for e05jbc from external file |
| e05jdc | Set a single optional argument for e05jbc from a character string |
| e05jec | Set a single optional argument for e05jbc from an ‘ON’/‘OFF’-valued character argument |
| e05jfc | Set a single optional argument for e05jbc from an integer argument |
| e05jgc | Set a single optional argument for e05jbc from a real argument |
| e05jhc | Determine whether an optional argument for e05jbc has been set by you or not |
| e05jkc | Get the setting of an integer valued optional argument of e05jbc |
| e05jlc | Get the setting of a real valued optional argument of e05jbc |
| h02xyc | Read optional argument values from a file |