This is a backport of part of this patch from 6.5 to 4.8:

  https://gcc.gnu.org/git/?p=gcc.git;a=patch;h=8937b94d1a643fd9760714642296d034a45254a8

--- a/libsanitizer/tsan/tsan_platform_linux.cc
+++ b/libsanitizer/tsan/tsan_platform_linux.cc
@@ -351,7 +351,7 @@ bool IsGlobalVar(uptr addr) {
 // closes within glibc. The code is a pure hack.
 int ExtractResolvFDs(void *state, int *fds, int nfd) {
   int cnt = 0;
-  __res_state *statp = (__res_state*)state;
+  struct __res_state *statp = (struct __res_state*)state;
   for (int i = 0; i < MAXNS && cnt < nfd; i++) {
     if (statp->_u._ext.nsaddrs[i] && statp->_u._ext.nssocks[i] != -1)
       fds[cnt++] = statp->_u._ext.nssocks[i];
 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=09354ee36e43d17253f39078bce2bbbedcb07ceb'>refs</a><a class='active' href='/guix/log/gnu/services/certbot.scm'>log</a><a href='/guix/tree/gnu/services/certbot.scm?id=09354ee36e43d17253f39078bce2bbbedcb07ceb'>tree</a><a href='/guix/commit/gnu/services/certbot.scm?id=09354ee36e43d17253f39078bce2bbbedcb07ceb'>commit</a><a href='/guix/diff/gnu/services/certbot.scm?id=09354ee36e43d17253f39078bce2bbbedcb07ceb'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/gnu/services/certbot.scm'>
<input type='hidden' name='id' value='09354ee36e43d17253f39078bce2bbbedcb07ceb'/><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=09354ee36e43d17253f39078bce2bbbedcb07ceb'>root</a>/<a href='/guix/log/gnu?id=09354ee36e43d17253f39078bce2bbbedcb07ceb'>gnu</a>/<a href='/guix/log/gnu/services?id=09354ee36e43d17253f39078bce2bbbedcb07ceb'>services</a>/<a href='/guix/log/gnu/services/certbot.scm?id=09354ee36e43d17253f39078bce2bbbedcb07ceb'>certbot.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/services/certbot.scm?id=09354ee36e43d17253f39078bce2bbbedcb07ceb&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2023-01-03 16:34:44 -0500'>2023-01-03</span></td><td><a href='/guix/commit/gnu/services/certbot.scm?id=c13c890138545bfda1807ad60e70971736ddf5b5'>services: certbot: Fix broken link.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services/certbot.scm (certbot-renewal-jobs): Fix broken link.

Signed-off-by: Maxim Cournoyer &lt;maxim.cournoyer@gmail.com&gt;
</span></span></td><td>jgart</td></tr>
<tr><td><span title='2022-09-29 22:59:48 +0200'>2022-09-29</span></td><td><a href='/guix/commit/gnu/services/certbot.scm?id=1bf18818c66fbdd329211e18c85ccd310fa74890'>services: certbot: Create "live" directory during activation.</a><span class='msg-avail'>...<span class='msg-tooltip'>When trying to run certbot, the mcron command fails, as
/etc/letsencrypt/live is missing.  This patch adds it into the certbot
activation service.

* gnu/services/certbot.scm (certbot-activation): Make /etc/letsencrypt/live.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Mája Tomášek</td></tr>
<tr><td><span title='2021-06-24 18:19:39 -0400'>2021-06-24</span></td><td><a href='/guix/commit/gnu/services/certbot.scm?id=1bf1226a4fe12d65a95792ec4f74b86b5ed26221'>services: certbot: Add option to use CSR file.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services/certbot.scm (&lt;certificate-configuration&gt;): Add csr field.
(certbot-command): Modify.
* doc/guix.texi (Certificate Services): Document it.
</span></span></td><td>Raghav Gururajan</td></tr>