Pretend that stat's mtime is broken, so that the fontconfig cache does not
depend upon modification time to determine if a cache is stale.

diff --git a/src/fcstat.c b/src/fcstat.c
index 5a2bd7c..d603a96 100644
--- a/src/fcstat.c
+++ b/src/fcstat.c
@@ -431,6 +431,7 @@ FcIsFsMmapSafe (int fd)
 FcBool
 FcIsFsMtimeBroken (const FcChar8 *dir)
 {
+    return FcTrue;
     int fd = FcOpen ((const char *) dir, O_RDONLY);
 
     if (fd != -1)
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<div class='path'>path: <a href='/guix/log/?id=43747274c38f2bb31f4407eedd3b0daed11f741c&amp;showmsg=1'>root</a>/<a href='/guix/log/gnu?id=43747274c38f2bb31f4407eedd3b0daed11f741c&amp;showmsg=1'>gnu</a>/<a href='/guix/log/gnu/packages?id=43747274c38f2bb31f4407eedd3b0daed11f741c&amp;showmsg=1'>packages</a>/<a href='/guix/log/gnu/packages/aidc.scm?id=43747274c38f2bb31f4407eedd3b0daed11f741c&amp;showmsg=1'>aidc.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/aidc.scm?id=43747274c38f2bb31f4407eedd3b0daed11f741c'>Collapse</a>)</th><th class='left'>Author</th></tr>
<tr class='logheader'><td><span title='2022-11-06 00:08:04 -0400'>2022-11-06</span></td><td class='logsubject'><a href='/guix/commit/gnu/packages/aidc.scm?id=451d2802f6471d1a5f2eea08ae7ce2ad8747f797'>gnu: fmt: Update to 9.1.0.</a></td><td>Maxim Cournoyer</td></tr>
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* gnu/packages/pretty-print.scm (fmt): Update to 9.1.0.
(fmt-8): New variable.
* gnu/packages/hyperledger.scm (hyperledger-iroha)
[snippet]: Delete trailing  #t.
[native-inputs]: Re-indent.  Replace fmt with fmt-8.
* gnu/packages/networking.scm (opendht) [inputs]: Replace fmt with fmt-8.
* gnu/packages/storage.scm (ceph): Likewise.
* gnu/packages/video.scm (mkvtoolnix): Likewise.
* gnu/packages/aidc.scm (zxing-cpp): Likewise.
* gnu/packages/wm.scm (waybar): Likewise.
* gnu/packages/geo.scm (osm2pgsql): Likewise.
* gnu/packages/graphics.scm (openimageio): Likewise.
* gnu/packages/build-tools.scm (bear): Likewise.
* gnu/packages/networking.scm (restinio): Likewise.


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