Do not introduce timestamps in PNG files (for icons).
See <https://wiki.debian.org/ReproducibleBuilds/TimestampsInPNG>.

--- awesome-3.4.15/CMakeLists.txt	2013-02-11 14:50:21.000000000 +0100
+++ awesome-3.4.15/CMakeLists.txt	2016-06-16 13:59:30.528125439 +0200
@@ -295,7 +295,7 @@ macro(a_icon_convert match replacement i
         set(ALL_ICONS ${ALL_ICONS} ${output})
 
         add_custom_command(
-            COMMAND ${CONVERT_EXECUTABLE} ${input} -strip ${ARGN} ${output}
+            COMMAND ${CONVERT_EXECUTABLE} +set date:create +set date:modify -define png:exclude-chunk=time ${input} -strip ${ARGN} ${output}
             OUTPUT  ${output}
             DEPENDS ${input}
             VERBATIM)
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=3ee7e8c5b9b44e948a9132870771c98f90eda79d'>refs</a><a class='active' href='/guix/log/Makefile.am'>log</a><a href='/guix/tree/Makefile.am?id=3ee7e8c5b9b44e948a9132870771c98f90eda79d'>tree</a><a href='/guix/commit/Makefile.am?id=3ee7e8c5b9b44e948a9132870771c98f90eda79d'>commit</a><a href='/guix/diff/Makefile.am?id=3ee7e8c5b9b44e948a9132870771c98f90eda79d'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/Makefile.am'>
<input type='hidden' name='id' value='3ee7e8c5b9b44e948a9132870771c98f90eda79d'/><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=3ee7e8c5b9b44e948a9132870771c98f90eda79d'>root</a>/<a href='/guix/log/Makefile.am?id=3ee7e8c5b9b44e948a9132870771c98f90eda79d'>Makefile.am</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/Makefile.am?id=3ee7e8c5b9b44e948a9132870771c98f90eda79d&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2022-04-23 13:45:46 -0400'>2022-04-23</span></td><td><a href='/guix/commit/Makefile.am?id=b6b2de2a0d52530bc1ee128c61580bed662ee15c'>gnu: Remove linux-libre 5.16.</a><span class='msg-avail'>...<span class='msg-tooltip'>This kernel series is no longer supported upstream.

* gnu/packages/linux.scm (linux-libre-5.16-version,
linux-libre-5.16-gnu-revision, deblob-scripts-5.16, linux-libre-5.16-source,
linux-libre-headers-5.16, linux-libre-5.16): Remove variables.
(linux-libre-version, linux-libre-gnu-revision, linux-libre-pristine-source,
linux-libre-source, linux-libre, linux-libre-with-bpf): Use linux-libre 5.17.
* gnu/packages/aux-files/linux-libre/5.16-arm.conf,
gnu/packages/aux-files/linux-libre/5.16-arm64.conf,
gnu/packages/aux-files/linux-libre/5.16-i686.conf,
gnu/packages/aux-files/linux-libre/5.16-x86_64.conf: Delete files.
* Makefile.am (AUX_FILES): Remove them.
</span></span></td><td>Leo Famulari</td></tr>
<tr><td><span title='2022-04-04 22:58:04 +0200'>2022-04-04</span></td><td><a href='/guix/commit/Makefile.am?id=c42b7baf13c7633b4512e94da7445299c57b247d'>shell: Add '--export-manifest'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/scripts/shell.scm (show-help, %options): Add '--export-manifest'.
(manifest-entry-version-prefix, manifest-&gt;code*)
(export-manifest): New procedures.
(guix-shell): Honor '--export-manifest'.
* tests/guix-shell-export-manifest.sh: New file.
* Makefile.am (SH_TESTS): Add it.
* doc/guix.texi (Invoking guix shell): Document '--export-manifest'.
(Invoking guix environment): Link to it.
(Invoking guix pack): Likewise.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-04-02 18:14:34 +0200'>2022-04-02</span></td><td><a href='/guix/commit/Makefile.am?id=ff194cb24509e15d6b58682a63befe2aececba02'>maint: Implement translation thresholds.</a><span class='msg-avail'>...<span class='msg-tooltip'>Do not download new translations for the cookbook and the manual when
they are below 10% completion, and remove existing translations when
they fall below 5%.

* Makefile.am (download-po): Implement translation thresholds.
</span></span></td><td>Julien Lepiller</td></tr>
<tr><td><span title='2022-03-26 17:59:57 -0400'>2022-03-26</span></td><td><a href='/guix/commit/Makefile.am?id=943d4b775b9b1cc645e86206b0cf07da8d0030b3'>gnu: linux-libre: Add linux-libre 5.17.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/linux.scm (linux-libre-5.17-version,
linux-libre-5.17-gnu-revision, deblob-scripts-5.17,
linux-libre-5.17-pristine-source, linux-libre-5.17-source,
linux-libre-headers-5.17, linux-libre-5.17): New variables.
* gnu/packages/aux-files/linux-libre/5.17-arm.conf,
gnu/packages/aux-files/linux-libre/5.17-arm64.conf,
gnu/packages/aux-files/linux-libre/5.17-i686.conf,
gnu/packages/aux-files/linux-libre/5.17-x86_64.conf: New files.
* Makefile.am (AUX_FILES): Add them.
</span></span></td><td>Leo Famulari</td></tr>
<tr><td><span title='2022-03-10 11:43:12 +0100'>2022-03-10</span></td><td><a href='/guix/commit/Makefile.am?id=13ff4ae5b16cd46a8dfcda279f1ccda88c186804'>maint: 'assert-binaries-available' only checks ci.guix.gnu.org.</a><span class='msg-avail'>...<span class='msg-tooltip'>* Makefile.am (assert-binaries-available): Pass '--substitute-urls'.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-03-06 22:49:46 +0100'>2022-03-06</span></td><td><a href='/guix/commit/Makefile.am?id=049aefddb2c88dd256a0705683a75704ff830b01'>tests: Add (guix http-client) tests.</a><span class='msg-avail'>...<span class='msg-tooltip'>* tests/http-client.scm: New file.
* Makefile.am (SCM_TESTS): Add it.
* .dir-locals.el (scheme-mode): Add 'with-http-server'.
</span></span></td><td>Ludovic Courtès</td></tr>