These return codes are possible:
- 0
- Normal completion.
- 8
- One of these:
- Data set is not cataloged or other allocation failure.
- Data set delete failed.
- Data set name is an alias.
- Expiration date not expired and PURGE parameter omitted
- No data set specified as input
- PROJECT specified, but GROUP or TYPE not specified.
- 12
- Expiration date not expired and PURGE(NO) specified.
- 20
- Severe error; unable to continue.