[plt-scheme] Resetting the PLT_EXTENSION_LIB_PATHS variable doesn't work

Sorry, It gets set. There's a problem somewhere else in my own 
pre-installer code.

Hans Oesterholt wrote:

> Hi All,
>
> I'm trying to reset the PLT_EXTENSION_LIB_PATHS environment
> variable in my pre-installer for sqlid. However, it doesn't work, because
> somehow, in module 'setup-extension', the environment variable is read
> only once.
>
> Is there a way around this?
>
> Thanks in advance for your answers,
>
> Hans
>
>
>
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