$zstatus after INVVARNAME identifies the offending variable name in $ZWRITE format

Final Release Note

After a call with multiple variable names, such as ydb_lock_s(), that reports an INVVARNAME error, the intrinsic special variable $zstatus acquired with a subsequent call to ydb_get_s() provides details on which variable name was invalid. [#181 (closed)]

Description

When a Simple API call with multiple variable names, includes an incorrect variable name, the function returns an INVVARNAME error. It would also be helpful to provide a means to identify the offender.

Draft Release Note

After a call with multiple variable names, such as ydb_lock_s(), that reports an INVVARNAME error, the intrinsic special variable $zstatus acquired with a subsequent call to ydb_get_s() provides details on which variable name was invalid.