The values for it can be:
RC:
| 0 | OK | 
| 1 | Invalid dataset name | 
| 2 | Invalid action | 
| 3 | Invalid intent | 
| 4 | Cluster name error | 
| 5 | Error enqueuing on SYSVSAM CLUSTER NAME...B resource | 
| 6 | Error enqueuing on I/O resources (not covered by access denied error) | 
| 7 | Can't get enqueues on this dataset | 
| 8 | Wrong calling mode (jcl,cics or ims allowed) | 
| 9 | Any missing parameter error, reason-code holds parameter number | 
| 10 | An error when trying to reinstate an ENQ in the test section | 
| 11 | An error occurred when removing an expected CICS ENQ before adding a new one | 
Reason Codes:
| 0 | OK | 
| 1 | Not a valid DS name | 
| 2 | DS not found in catalog | 
| 3 | Not a VSAM dataset | 
| 4 | No shareoption value for the dataset | 
| 5 | Wrong catalog record extended-type value | 
| 6 | Error in set-cl-name (wrong size) | 
| 7 | No name was found in the DATA or INDEX catalog entry for the parent cluster | 
| 8 | Name is too long or invalid | 
| 9 | The catalog record for the parent (cluster name) of a DATA or INDEX entry was not found | 
| 10 | The RELATE entry for an AIX was not found in the VCAT-OPER catalog field | 
| 11 | The RELATE entry of the AIX record was found but the value is invalid | 
| 12 | Error getting busy enqueue for this dataset | 
| 13 | An existing enqueue prevents this enqueue | 
| 14 | ES_SHAREOPT!=Y, shareoptions not enabled | 
| 15 | The PATHENTRY entry for a PATH was not found in the VCAT-OPER catalog field | 
| 16 | The PATHENTRY entry of the PATH record was found but the value is invalid |