See https://bugs.freedesktop.org/show_bug.cgi?id=47792;
should become obsolete with the next release.

diff -u luit-1.1.1.orig/sys.c luit-1.1.1/sys.c
--- luit-1.1.1.orig/sys.c	2012-03-23 05:23:07.000000000 +0100
+++ luit-1.1.1/sys.c	2013-11-27 22:45:53.000000000 +0100
@@ -20,6 +20,8 @@
 THE SOFTWARE.
 */
 
+#define _XOPEN_SOURCE 600
+
 #ifdef HAVE_CONFIG_H
 # include "config.h"
 #endif
<td class='logo' rowspan='2'><a href='/'><img src='https://git.koszko.org/cgit-static/cgit.png' alt='cgit logo'/></a></td>
<td class='main'><a href='/'>index</a> : <a href='/guix/'>guix</a></td><td class='form'><form method='get'>
<input type='hidden' name='id' value='61bf34aecc515d9609891aa3f03a3e6b160eee66'/><select name='h' onchange='this.form.submit();'>
<option value='koszko' selected='selected'>koszko</option>
<option value='koszko-scripts'>koszko-scripts</option>
</select> <input type='submit' value='switch'/></form></td></tr>
<tr><td class='sub'>Wojtek's customized Guix</td><td class='sub right'></td></tr></table>
<table class='tabs'><tr><td>
<a href='/guix/about/'>about</a><a href='/guix/'>summary</a><a href='/guix/refs/?id=61bf34aecc515d9609891aa3f03a3e6b160eee66'>refs</a><a class='active' href='/guix/log/gnu/packages/ipfs.scm'>log</a><a href='/guix/tree/gnu/packages/ipfs.scm?id=61bf34aecc515d9609891aa3f03a3e6b160eee66'>tree</a><a href='/guix/commit/gnu/packages/ipfs.scm?id=61bf34aecc515d9609891aa3f03a3e6b160eee66'>commit</a><a href='/guix/diff/gnu/packages/ipfs.scm?id=61bf34aecc515d9609891aa3f03a3e6b160eee66'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/gnu/packages/ipfs.scm'>
<input type='hidden' name='id' value='61bf34aecc515d9609891aa3f03a3e6b160eee66'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/guix/log/?id=61bf34aecc515d9609891aa3f03a3e6b160eee66'>root</a>/<a href='/guix/log/gnu?id=61bf34aecc515d9609891aa3f03a3e6b160eee66'>gnu</a>/<a href='/guix/log/gnu/packages?id=61bf34aecc515d9609891aa3f03a3e6b160eee66'>packages</a>/<a href='/guix/log/gnu/packages/ipfs.scm?id=61bf34aecc515d9609891aa3f03a3e6b160eee66'>ipfs.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/packages/ipfs.scm?id=61bf34aecc515d9609891aa3f03a3e6b160eee66&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2022-09-24 17:59:05 +0200'>2022-09-24</span></td><td><a href='/guix/commit/gnu/packages/ipfs.scm?id=736bda211bca805e883c16adb377a2f25874f325'>gnu: go-ipfs: Unbundle many dependencies.</a><span class='msg-avail'>...<span class='msg-tooltip'>Tested with "./pre-inst-env guix build go-ipfs" and "make check-system
TESTS=ipfs".

go-github-com-blang-semver is currently out-of-date, so it cannot be unbundled
yet (at least, the build process seems to complain about the version).

* gnu/packages/ipfs.scm (go-ipfs)[source]: Add snippet removing many
bundled dependencies.
[inputs]: Add many inputs.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Maxime Devos</td></tr>