At Wed, 8 Nov 2017 08:31:13 -0800, Matthew Butterick wrote:
> 2) Is there an environment variable that I can use to test if a
> program is running in DrRacket? For instance, the "XPC_SERVICE_NAME"
> variable has the value "org.racket-lang.DrRacket.39428". Though AFAIK
> that is a Mac OS specific value.

DrRacket tries not to interfere with programs in a detectable way.

Is there something more general that you want to test for DrRacket ---
some effect on the execution environment that might be due to DrRacket
or some other tool/configuration? If so, it could make sense to set up
some way of communicating that to a program.

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