Tobias Geerinckx-Rice <me@tobias.gr> writes:

> * gnu/packages/dns.scm (nsd): New public variable.

[...]

> +         (add-before 'configure 'patch-installation-paths
> +           (lambda* (#:key outputs #:allow-other-keys)
> +             (let* ((out (assoc-ref outputs "out"))
> +                    (doc (string-append out "/share/doc/" ,name "-" ,version)))
> +               (substitute* "Makefile.in"
> +                 (((string-append ".*\\$\\(DESTDIR\\)\\$\\("
> +                                  "(config|pid|xfr|db)dir"
> +                                  "\\).*"))
> +                  "")

Can you add a comment about what's going on here?  Would setting
DESTDIR=(assoc-ref %outputs "out") in #:make-flags suffice?

Apart from that LGTM.