[racket] How to Add to find-library-collection-paths?

Maybe it's obvious, but I copied and pasted the wrong path. I meant
that you should set PLTCOLLECTS to

 /home/don/.plt-scheme/4.2.1/collects:


At Wed, 24 Oct 2012 10:21:13 -0700, Matthew Flatt wrote:
> I think you're looking for the PLTCOLLECTS environment variable, which
> you want to set to
> 
>  /home/don/.racket/5.2.1/collects:
> 
> The trailing ":" ensures that the default collection paths are retained.
> 
> At Wed, 24 Oct 2012 10:43:14 -0600, Don Green wrote:
> >  I need (find-library-collection-paths) to return a list that includes the
> > path:
> > 
> > #<path:/home/don/.plt-scheme/4.2.1/collects>
> > 
> >  (find-library-collection-paths) ;returns:
> > 
> > '(#<path:/home/don/.racket/5.2.1/collects>
> > 
> > #<path:/usr/local/racket/collects>)
> > 
> > 
> >  This path and directory exists:
> > 
> > #<path:/home/don/.plt-scheme/4.2.1/collects>
> > 
> > 
> >  What file contains the paths found by: (find-library-collection-paths)?
> > 
> > If so, should I manually add a path to that file?
> > 
> > ;----------------
> > 
> > I tried:
> > 
> > (find-library-collection-paths '("/home/don/.plt-scheme/4.2.1/collects"))
> > 
> > but I think the above line needs to be in the .racketrc file.
> > 
> > I thought that .racketrc should be auto-loaded but it does not appear to
> > be, probably because it is outside any of my collects directory paths that
> > do resolve correctly.
> > 
> > (find-system-path 'init-file) ;=> #<path:/home/don/.racketrc>
> > 
> > Thus far I have been using 'require' to access files from 'collects'
> > directories, only. I have refrained from using 'load'.
> > 
> > 
> >  Is there some function I should be using to effectively load the .racketrc
> > initialization file?
> > 
> > 
> >  Thanks.
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