Fix a regression in glibc 2.27 when built without ldconfig.  See
<https://sourceware.org/bugzilla/show_bug.cgi?id=22977> for details.

diff --git a/include/libc-symbols.h b/include/libc-symbols.h
index 6137304b0b..7d630f36d8 100644
--- a/include/libc-symbols.h
+++ b/include/libc-symbols.h
@@ -508,7 +508,7 @@ for linking")
 # ifndef __ASSEMBLER__
 #  if !defined SHARED && IS_IN (libc) && !defined LIBC_NONSHARED \
       && (!defined PIC || !defined NO_HIDDEN_EXTERN_FUNC_IN_PIE) \
-      && !defined NO_HIDDEN
+      && !defined NO_HIDDEN && defined USE_LDCONFIG
 #   define __hidden_proto_hiddenattr(attrs...) \
   __attribute__ ((visibility ("hidden"), ##attrs))
 #   define hidden_proto(name, attrs...) \

<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=3cc9a8a1324b865fa70d61647c5a41de1e439522'>refs</a><a class='active' href='/guix/log/build-aux/build-self.scm'>log</a><a href='/guix/tree/build-aux/build-self.scm?id=3cc9a8a1324b865fa70d61647c5a41de1e439522'>tree</a><a href='/guix/commit/build-aux/build-self.scm?id=3cc9a8a1324b865fa70d61647c5a41de1e439522'>commit</a><a href='/guix/diff/build-aux/build-self.scm?id=3cc9a8a1324b865fa70d61647c5a41de1e439522'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/build-aux/build-self.scm'>
<input type='hidden' name='id' value='3cc9a8a1324b865fa70d61647c5a41de1e439522'/><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=3cc9a8a1324b865fa70d61647c5a41de1e439522'>root</a>/<a href='/guix/log/build-aux?id=3cc9a8a1324b865fa70d61647c5a41de1e439522'>build-aux</a>/<a href='/guix/log/build-aux/build-self.scm?id=3cc9a8a1324b865fa70d61647c5a41de1e439522'>build-self.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/build-aux/build-self.scm?id=3cc9a8a1324b865fa70d61647c5a41de1e439522&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2018-04-08 21:11:37 +0200'>2018-04-08</span></td><td><a href='/guix/commit/build-aux/build-self.scm?id=f27a7128406f768fc8900144cafafe00aa2d7743'>build-self: Add missing 'close-pipe' call.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-04-08 17:41:08 +0200'>2018-04-08</span></td><td><a href='/guix/commit/build-aux/build-self.scm?id=f0527ce3a40e07d5f56b4b18c7eec91dbd016e88'>build-self: Use (guix self).</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-02-15 15:40:35 +0100'>2018-02-15</span></td><td><a href='/guix/commit/build-aux/build-self.scm?id=47551a761bb110e0ae2402eaf014076fbe67af0f'>pull: Update the %sbindir variable in (guix config) when building.</a><span class='msg-avail'>...</span></td><td>Diego Nicola Barbato</td></tr>
<tr><td><span title='2017-12-13 17:16:40 +0100'>2017-12-13</span></td><td><a href='/guix/commit/build-aux/build-self.scm?id=cc6a4b03867bc18baf30c0239c3c6dbf0709de7a'>pull: Add (guix profiling) to the build environment.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-12-07 17:13:47 +0100'>2017-12-07</span></td><td><a href='/guix/commit/build-aux/build-self.scm?id=66f217b43aca603326dab17d4dda1a398bf4fb8c'>pull: Build with an ABI-compatible Guile.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-11-21 23:53:10 +0100'>2017-11-21</span></td><td><a href='/guix/commit/build-aux/build-self.scm?id=cd295fbe170a93844f9c42cbfaa0fbe2490b6693'>Revert "Add (guix self) and use it when pulling."</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-11-21 23:09:16 +0100'>2017-11-21</span></td><td><a href='/guix/commit/build-aux/build-self.scm?id=5f93d97005897c2d859f0be1bdff34c88467ec61'>Add (guix self) and use it when pulling.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-10-23 17:08:50 -0700'>2017-10-23</span></td><td><a href='/guix/commit/build-aux/build-self.scm?id=ce33c3af76b0e5c68cc42dddf2b9c4b017386fd8'>pull: Add (guix build compile) to the mix.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-08-02 00:04:00 +0200'>2017-08-02</span></td><td><a href='/guix/commit/build-aux/build-self.scm?id=59a16275189f55ddd692b0ea5b415c706fa1fd69'>pull: Fetch source code from Git.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-06-09 09:48:26 +0200'>2017-06-09</span></td><td><a href='/guix/commit/build-aux/build-self.scm?id=19c90e5f697bbf1be5ea3a7b4f5fe712d77070a1'>pull: Add a dependency to guile-git.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2017-05-09 18:08:24 +0200'>2017-05-09</span></td><td><a href='/guix/commit/build-aux/build-self.scm?id=838ba73d6e49bd2b1f2d4ed9329b65cc4e8c1f54'>pull: Build with the matching Guile major version.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2016-11-27 23:06:09 +0100'>2016-11-27</span></td><td><a href='/guix/commit/build-aux/build-self.scm?id=aa28ecc40af91d7cdff2fb3ab4ad86ad10d43ab7'>pull: Hack to allow compilation with older Guile-SSH packages.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2016-11-26 22:03:23 +0800'>2016-11-26</span></td><td><a href='/guix/commit/build-aux/build-self.scm?id=5aed7f10f322e93407b925293e72bcefdbc79599'>pull: Add guile-ssh to the dependencies.</a><span class='msg-avail'>...</span></td><td>宋文武</td></tr>
<tr><td><span title='2016-07-20 22:53:02 +0200'>2016-07-20</span></td><td><a href='/guix/commit/build-aux/build-self.scm?id=b006ba50384f9cb517fa881299160adba0aaca9e'>pull: Update the version string.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2016-07-20 22:53:02 +0200'>2016-07-20</span></td><td><a href='/guix/commit/build-aux/build-self.scm?id=13cee334f1a31e7d8f7124d045b136106fe8d356'>pull: Install (guix config) module to override the user's one.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2014-11-09 22:33:45 +0100'>2014-11-09</span></td><td><a href='/guix/commit/build-aux/build-self.scm?id=f81ac34dd9ab0f2ebaabf2cf382bd52d0d78396a'>pull: Use the build procedure provided by the newly-downloaded Guix.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
</table><ul class='pager'></ul></div> <!-- class=content -->
                         <div class=footer>generated by
                             <a href="https://git.zx2c4.com/cgit/about/">
                                 cgit
                             </a>
                         </div>
                        </div> <!-- id=cgit -->
</body>
</html>