Return Codes

ECI_NO_ERROR
The function completed successfully. The number of systems found is at least one, and does not exceed the value supplied as input in the Systems parameter.
ECI_ERR_MORE_SYSTEMS
There was not enough space in the List array to store the information. The supplied array has been filled, and the Systems parameter has been updated to contain the total number of systems found, so that you can reallocate an array of suitable size and try the function again.
ECI_ERR_NO_SYSTEMS
No CICS® servers can be located. In this case, the value returned in Systems is zero.
ECI_ERR_NO_CICS
The Client daemon is not active.
ECI_ERR_INVALID_DATA _LENGTH
The value specified in the Systems parameter is so large that the length of storage for the List parameter exceeds 32 767.
ECI_ERR_CALL_FROM_CALLBACK
The call was made from a callback routine.
ECI_ERR_SYSTEM_ERROR
An internal system error occurred.