From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Thompson, David" <dthompson2@worcester.edu>
Subject: Re: guix with guile-next
Date: Fri, 7 Oct 2016 12:31:36 -0400
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To: Catonano <catonano@gmail.com>
Cc: help-guix <help-guix@gnu.org>

On Fri, Oct 7, 2016 at 12:19 PM, Catonano <catonano@gmail.com> wrote:
> If I do
>
> $ guix environment --ad-hoc guix guile
> $ guile
>> (use-modules (guix http-client))
>
> it's ok.
>
> If I do
>
> $ guix environment --ad-hoc guix guile-next ;; <-- note the "-next"
> $ guile
>> (use-modules (guix http-client))
>
> Then there is no code for module http-client

This is because Guix is built with Guile 2.0, not Guile 2.1.  You need
to make a variant of the guix package that uses guile-next.

- Dave