When this environment variable is set to a directory, jBASE dynamically creates the workfiles based on port number and clears the contents of them when a new user connects to that port. The 'workfiles' are created as '$JBASEUNIQUE/jBASEWORK_portno'. No dictionary is created (or needed).
This environment variable superceeds JBCBASETMP.
Any valid directory.
It must be set before any jBASE process is invoked.