| # delete extra field by id and index | |
| #args encrypt.zip set_extra 0 2345 65535 cl extrafieldcontent | |
| args encrypt.zip delete_extra_by_id 0 2345 0 c delete_extra_by_id 0 2345 0 l get_extra_by_id 0 2345 0 c | |
| return 1 | |
| file encrypt.zip encrypt_plus_extra.zip encrypt.zip | |
| stderr can't get extra field data for file at index 0, extra field id 2345, ef index 0, flags 512: No such file |