[plt-scheme] reference to undefined identifier: namespace-variable-binding

At Mon, 7 Apr 2003 20:30:30 +0200, Jens_Axel_Søgaard wrote:
> Alas, this results in this error:
> 
>   reference to undefined identifier: namespace-variable-binding
> 
> Any suggestions?

I've repaired "plt/collects/mzlib/unit.ss" in CVS.

To work around the bug, you could instead use
`define-values/invoke-unit/sig' in the example file.

Matthew