diff -ru a/include/stdio.h b/include/stdio.h
--- a/include/stdio.h	2000-08-04 10:24:39.000000000 +1000
+++ b/include/stdio.h	2005-06-18 14:26:35.000000000 +1000
@@ -34,6 +34,10 @@
 #include <bsd-games.h>
 #include_next <stdio.h>

+__BEGIN_DECLS
+
 #ifndef HAVE_fgetln
 extern char *fgetln(FILE *stream, size_t *len);
 #endif
+
+__END_DECLS
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<div class='path'>path: <a href='/guix/log/?id=638d1ca2ec4775195a818fccdd4098fdb1df2b92'>root</a>/<a href='/guix/log/tests?id=638d1ca2ec4775195a818fccdd4098fdb1df2b92'>tests</a>/<a href='/guix/log/tests/rpm.scm?id=638d1ca2ec4775195a818fccdd4098fdb1df2b92'>rpm.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/tests/rpm.scm?id=638d1ca2ec4775195a818fccdd4098fdb1df2b92&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2023-02-19 21:13:23 -0500'>2023-02-19</span></td><td><a href='/guix/commit/tests/rpm.scm?id=598f4c509bbfec2b983a8ee246cce0a0fe45ec7f'>pack: Add RPM format.</a><span class='msg-avail'>...</span></td><td>Maxim Cournoyer</td></tr>
an title='2022-04-02 18:14:43 +0200'>2022-04-02</span></td><td><a href='/guix/commit/doc/local.mk?id=93bfd4d9c7ba7055c19f02128491b3a98a180860'>nls: Enforce translation thresholds.</a><span class='msg-avail'>...</span></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2022-03-01 22:17:18 +0100'>2022-03-01</span></td><td><a href='/guix/commit/doc/local.mk?id=8c92d85e06e65c5cdb5f6c75faf8aa33e5a68513'>nls: Update translations.</a><span class='msg-avail'>...</span></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2022-02-04 18:29:00 +0100'>2022-02-04</span></td><td><a href='/guix/commit/doc/local.mk?id=8391a99d089322a39cbacb1e6dc2979d8b2ef7c9'>nls: Update translations.</a><span class='msg-avail'>...</span></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2022-01-09 11:35:59 +0100'>2022-01-09</span></td><td><a href='/guix/commit/doc/local.mk?id=934b0cdfee2078bad42429427e12d6ee2ddb7fec'>nls: Update translations.</a><span class='msg-avail'>...</span></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2021-11-14 20:35:04 +0100'>2021-11-14</span></td><td><a href='/guix/commit/doc/local.mk?id=e95acc0919e5018a715bc62b0a3c980c9715fcc3'>doc: Add example to dist target.</a><span class='msg-avail'>...</span></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2021-11-06 14:06:36 +0100'>2021-11-06</span></td><td><a href='/guix/commit/doc/local.mk?id=85430a9ea6f32aaae3e34741e292a01a2de62ee0'>nls: Update translations.</a><span class='msg-avail'>...</span></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2021-10-22 02:32:06 +0200'>2021-10-22</span></td><td><a href='/guix/commit/doc/local.mk?id=c5881ff1f3ea321401b0f040c4e795bcd452ef5d'>doc: Set LC_ALL when translating xref commands.</a><span class='msg-avail'>...</span></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2021-10-17 18:26:44 +0200'>2021-10-17</span></td><td><a href='/guix/commit/doc/local.mk?id=0623138ffa5b066afc25547ffdeb97753cb0ee9a'>maint: Factorize po xref translation.</a><span class='msg-avail'>...</span></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2021-08-04 14:49:53 +0200'>2021-08-04</span></td><td><a href='/guix/commit/doc/local.mk?id=6c10c96fedf707d7be059aeb79bd5c8e2d2fa210'>nls: Update translations.</a><span class='msg-avail'>...</span></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2021-05-03 22:41:35 -0400'>2021-05-03</span></td><td><a href='/guix/commit/doc/local.mk?id=66072a00d78270fb363866438087066e0910add4'>nls: Guard against the list of translated Texinfo files becoming stale.</a><span class='msg-avail'>...</span></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2021-04-18 13:18:29 +0200'>2021-04-18</span></td><td><a href='/guix/commit/doc/local.mk?id=8830930e2b11e2b351b58261cc66fb389257215d'>nls: Add Chinese (Traditional) translation.</a><span class='msg-avail'>...</span></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2021-04-18 13:18:22 +0200'>2021-04-18</span></td><td><a href='/guix/commit/doc/local.mk?id=0f355124af123f793bfd3011341d2d539c965884'>nls: Add Korean translation.</a><span class='msg-avail'>...</span></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2021-04-18 13:18:20 +0200'>2021-04-18</span></td><td><a href='/guix/commit/doc/local.mk?id=d2d6c20feec37e74cde839bef09de674a1196e85'>nls: Add Italian translation.</a><span class='msg-avail'>...</span></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2021-04-18 13:18:17 +0200'>2021-04-18</span></td><td><a href='/guix/commit/doc/local.mk?id=43fb84da6749a78d12ac0f13db4cecb435de7903'>nls: Add Persian translation.</a><span class='msg-avail'>...</span></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2021-04-18 13:18:13 +0200'>2021-04-18</span></td><td><a href='/guix/commit/doc/local.mk?id=77c6c0aa577939da4d35a1ba95ea998459a3f337'>nls: Add Slovak translation.</a><span class='msg-avail'>...</span></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2021-04-18 13:18:08 +0200'>2021-04-18</span></td><td><a href='/guix/commit/doc/local.mk?id=c3eaff8a2179e27e5a1c3ca61d333fabd348082b'>nls: Add Portuguese (Brazil) translation of the manual.</a></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2021-04-18 13:17:31 +0200'>2021-04-18</span></td><td><a href='/guix/commit/doc/local.mk?id=58c5911652cfda308d45c190bad3e79367b1d200'>nls: Add French translation of the cookbook.</a></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2021-04-18 13:17:09 +0200'>2021-04-18</span></td><td><a href='/guix/commit/doc/local.mk?id=0571edc179fd2ba8edd603487c808717d6733604'>doc: Fix pxref translation issue.</a><span class='msg-avail'>...</span></td><td>Julien Lepiller</td></tr>