Thanks for the tip! I'll keep it in mind for the future.

On Wed, 27 Dec 2017 17:53:19 -0500
Mark H Weaver <mhw@netris.org> wrote:

> Hi,
> 
> rhelling@mykolab.com (Rutger Helling) writes:
> 
> > rhelling pushed a commit to branch master
> > in repository guix.
> >
> > commit 84276503059d46c0a42240f8770f59090614d863
> > Author: Rutger Helling <rhelling@mykolab.com>
> > Date:   Wed Dec 27 10:09:26 2017 +0100
> >
> >     gnu: qemu: Enable Samba support.
> >     
> >     * gnu/packages/virtualization.scm (qemu)[arguments]: Change
> > #:configure-flags to a list, add --smbd flag.
> >     [inputs]: Add samba.  
> 
> I see that you have since reverted this commit, but I still thought
> I'd mention that when adding optional features to 'qemu', it would be
> good to remove them from 'qemu-minimal', which inherits from 'qemu'.
> 
>      Thanks,
>        Mark