Removing an env var that is empty is a Windows platform issue,
not the fault of Tcl.

Scott Stanton fixed the pkgIndex.tcl to work properly, even 
with the empty env variable issue.

-- Scott

Moses DeJong wrote:
> 
> On Tue, 30 Nov 1999, Scott Redman wrote:
> 
> That should not be a problem. I put in a check for this
> error condition myself. There is some code in the pkgIndex.tcl
> file that looks in env for CLASSPATH spelled with some mix
> of lowercase letters. The real problem is that Tcl removes
> a env var that is set to "". A much better discussion of this problem
> can be found on comp.lang.tcl.
>

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