[plt-scheme] How to get the path of PLTHOME

At Fri, 11 Aug 2006 17:25:55 -0600, "Chongkai Zhu" wrote:
> What's the correct code to get the PLTHOME path in PLT? Or more
> precisely, how to get "the parent of the PLT installation's
> 'collects' directory"?

As of v350, there is no such place as PLTHOME. 

Use `(lib "dirs.ss" "setup")' to find various directories, such as the
collection directory, the doc directory, the lib directory, or the
include directory.

Matthew