This fixes linking libfstest/test-fcntl (and others).

As discussed with upstream: https://lists.gnu.org/archive/html/bug-hurd/2020-03/msg00018.html

From 96a9f67a8685e713f25259c18306797d54cc27a5 Mon Sep 17 00:00:00 2001
From: Jan Nieuwenhuizen <janneke@gnu.org>
Date: Sat, 14 Mar 2020 11:28:31 +0100
Subject: [PATCH] build: Fix cross build on Guix.

As discussed in https://lists.gnu.org/archive/html/bug-hurd/2020-03/msg00018.html.

* Makeconf (lpath): Add -Wl,-rpath-link=<dir> next to -L<dir>.
---
 Makeconf | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Makeconf b/Makeconf
index 67f7ab1c..f68ff6e3 100644
--- a/Makeconf
+++ b/Makeconf
@@ -325,7 +325,8 @@ _libsubst=${libsubst$(patsubst %,-override,${libsubst-override})}
 
 # Direct the linker where to find shared objects specified in the
 # dependencies of other shared objects it encounters.
-lpath := -L. $(patsubst %,-L%,$(dir $(wildcard ../lib*/lib*.so)))
+lib_dirs := $(dir $(wildcard ../lib*/lib*.so))
+lpath := -L. $(lib_dirs:%=-L%) $(lib_dirs:%=-Wl,-rpath-link=%)
 
 # Main rule to link executables
 #
-- 
2.24.0

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<tr class='logheader'><td><span title='2020-08-16 03:47:13 +0200'>2020-08-16</span></td><td class='logsubject'><a href='/guix/commit/gnu/packages/ftp.scm?id=3a4a5be1700a24e2700f9d256212348dfc05c4d7'>gnu: lftp: Update to 4.9.2.</a></td><td>Tobias Geerinckx-Rice</td></tr>
<tr class='nohover-highlight'><td/><td colspan='3' class='logmsg'>
* gnu/packages/ftp.scm (lftp): Update to 4.9.2.


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<tr class='logheader'><td><span title='2020-03-14 03:43:45 +0100'>2020-03-14</span></td><td class='logsubject'><a href='/guix/commit/gnu/packages/ftp.scm?id=a96d4897aedb36354d70fb03492a002a7ba67aa7'>gnu: ncftp: Use HTTPS home page.</a></td><td>Tobias Geerinckx-Rice</td></tr>
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* gnu/packages/ftp.scm (ncftp)[home-page]: Use HTTPS.


</td></tr>
s</td></tr>
<tr><td><span title='2021-02-07 22:28:55 +0100'>2021-02-07</span></td><td><a href='/guix/commit/gnu/packages/aux-files/guile-launcher.c?id=a53f711422f63d7e32b8639b968cf00bcc69ffea'>guile: Do not install Guile/libgc allocators for GMP.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes &lt;https://bugs.gnu.org/46330&gt;.

* gnu/packages/aux-files/guile-launcher.c (main): Clear
'scm_install_gmp_memory_functions'.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-12-11 19:06:53 +0100'>2020-12-11</span></td><td><a href='/guix/commit/gnu/packages/aux-files/guile-launcher.c?id=d20665ecbfe7278f550a1ed4cd76565013feab59'>guix: 'guile' executable ignores GUILE_LOAD_PATH during startup.</a><span class='msg-avail'>...<span class='msg-tooltip'>When starting the 'guix' command, this ensures Guile modules are
immediately found instead of being search for in other directories.
This reduces the number of 'stat' calls during startup when
GUILE_LOAD_PATH is set to (almost) that of "env -i $(type -P guix)".

* gnu/packages/aux-files/guile-launcher.c (load_path)
(load_compiled_path): New variables.
(inner_main): Restore GUILE_LOAD_PATH and GUILE_LOAD_COMPILED_PATH and
set %load-path and %load-compiled-path accordingly.
(main): Save GUILE_LOAD_PATH and GUILE_LOAD_COMPILED_PATH and unset them.
</span></span></td><td>Ludovic Courtès</td></tr>