Currently not used.
@item WORKSPACE
-The maximum amount of memory (in bytes) that @pspp{} will use to store data being processed.
+The maximum amount of memory (in kilobytes) that @pspp{} will use to store data being processed.
If memory in excess of the workspace size is required, then @pspp{} will start
to use temporary files to store the data.
Setting a higher value will, in general, mean procedures will run faster,