Skip tests that rely on unlinkat(2) behavior that varies between
kernel versions and is unspecified.

See <http://bugs.gnu.org/20597>
and <http://lists.gnu.org/archive/html/bug-tar/2015-06/msg00000.html>.

--- tar-1.28/tests/testsuite	2014-07-27 22:35:27.000000000 +0200
+++ tar-1.28/tests/testsuite	2015-06-16 00:21:16.906380739 +0200
@@ -34680,6 +34680,7 @@ find .
 )"
 at_fn_check_prepare_notrace 'an embedded newline' "remfiles08a.at:31"
 ( $at_check_trace;
+exit 77
 mkdir gnu
 (cd gnu
 TEST_TAR_FORMAT=gnu
@@ -34762,6 +34763,7 @@ find .
 )"
 at_fn_check_prepare_notrace 'an embedded newline' "remfiles08b.at:36"
 ( $at_check_trace;
+exit 77
 mkdir gnu
 (cd gnu
 TEST_TAR_FORMAT=gnu
@@ -34850,6 +34852,7 @@ find .
 )"
 at_fn_check_prepare_notrace 'a `...` command substitution' "remfiles08c.at:31"
 ( $at_check_trace;
+exit 77
 mkdir gnu
 (cd gnu
 TEST_TAR_FORMAT=gnu
witch'/></form></td></tr>
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<tr><td><span title='2023-10-24 18:06:21 +0200'>2023-10-24</span></td><td><a href='/guix/commit/gnu/packages/ipfs.scm?id=6fd589898c7ccfbf7bb7c047368af2654cd8e60a'>gnu: go-ipfs: Update to 0.15.0.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/ipfs.scm (go-ipfs): Update to 0.15.0.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Artyom V. Poptsov</td></tr>
<tr><td><span title='2023-10-24 18:06:21 +0200'>2023-10-24</span></td><td><a href='/guix/commit/gnu/packages/ipfs.scm?id=2919b5ae315976032473a2e6ee9d49d57ab9f618'>gnu: Deprecate the "go-ipfs" variable.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/ipfs.scm (go-ipfs): Rename to "kubo".
  (go-ipfs): Define as deprecated by "kubo".

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Artyom V. Poptsov</td></tr>
<tr><td><span title='2023-10-22 22:02:56 -0400'>2023-10-22</span></td><td><a href='/guix/commit/gnu/packages/ipfs.scm?id=dc01497850dd1af2378736a018df75a2fd603f22'>gnu: go-github-com-stretchr-testify: Move to (gnu packages golang-check).</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/golang.scm (go-github-com-stretchr-testify): Move from
here...
* gnu/packages/golang-check.scm: ...to here.

* gnu/packages/databases.scm: Add (gnu packages golang-check) module.
* gnu/packages/education.scm: As above...
* gnu/packages/ipfs.scm: As above...
* gnu/packages/irc.scm: As above...
* gnu/packages/mail.scm: As above...
* gnu/packages/textutils.scm: As above...
* gnu/packages/version-control.scm: As above...

Signed-off-by: Maxim Cournoyer &lt;maxim.cournoyer@gmail.com&gt;
</span></span></td><td>Sharlatan Hellseher</td></tr>
<tr><td><span title='2023-10-05 23:14:55 +0200'>2023-10-05</span></td><td><a href='/guix/commit/gnu/packages/ipfs.scm?id=45fbcc452f60a55ea716d377d8c51159ce552133'>gnu: go-ipfs: Update to 0.14.0.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/ipfs.scm (go-ipfs): Update to 0.14.0.
  [source]: Change "go-ipfs" to "kubo" in the source link.
  [arguments]: Rename "go-ipfs" to "kubo".

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Artyom V. Poptsov</td></tr>
<tr><td><span title='2023-09-14 23:43:19 +0200'>2023-09-14</span></td><td><a href='/guix/commit/gnu/packages/ipfs.scm?id=1149cc1b9f2f3124f890c76497b826d7f959cec2'>gnu: go-ipfs: Update to 0.13.0.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/ipfs.scm (go-ipfs): Update to 0.13.0.
[inputs]: Add GO-GOLANG-ORG-X-{EXP,TEXT}.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Artyom V. Poptsov</td></tr>
u/packages/sagemath.scm (lcalc)[arguments]: Remove a substitution from
  the prepare-build phase.
</span></span></td><td>Jakub Kądziołka</td></tr>
<tr><td><span title='2020-07-10 23:03:41 +0200'>2020-07-10</span></td><td><a href='/guix/commit/gnu/packages/sagemath.scm?id=5b9822cf43f0e568fc42a0a60a7ed4d77e5e9832'>gnu: Add ECL 16.1.3 for Sage.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/sagemath.scm (ecl-16): New variable.
* gnu/packages/patches/ecl-16-format-directive-limit.patch,
  gnu/packages/patches/ecl-16-ignore-stderr-write-error.patch,
  gnu/packages/patches/ecl-16-libffi.patch: New files.
* gnu/local.mk (dist_patch_DATA): Register the patches.
</span></span></td><td>Jakub Kądziołka</td></tr>
<tr><td><span title='2020-07-10 23:03:41 +0200'>2020-07-10</span></td><td><a href='/guix/commit/gnu/packages/sagemath.scm?id=71153712a2499d0425a709e9bc57dd3f917567ea'>gnu: sagemath: Remove unnecessary old versions of packages</a><span class='msg-avail'>...<span class='msg-tooltip'>Sage has updated givaro, fflas-ffpack and linbox since the comment was
written.

* gnu/packages/sagemath.scm (givaro, fflas-ffpack, linbox): Remove
  variables.
</span></span></td><td>Jakub Kądziołka</td></tr>
<tr><td><span title='2020-04-12 21:20:09 +0200'>2020-04-12</span></td><td><a href='/guix/commit/gnu/packages/sagemath.scm?id=707f15bcb4ff4e2ad24a8b9d109c77f59a096890'>gnu: brial: Update to 1.2.8.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/sagemath.scm (brial): Update to 1.2.8.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>