Upstream uses CVS, this is taken from the Github mirror
https://github.com/file/file/commit/218fdf813fd5ccecbb8887a1b62509cd1c6dd3a1.patch
https://sources.debian.org/src/file/1%3A5.45-2/debian/patches/1690555105.FILE5_45-1-g218fdf81.deal-with-32-bit-time-t.patch/

From 218fdf813fd5ccecbb8887a1b62509cd1c6dd3a1 Mon Sep 17 00:00:00 2001
From: Christos Zoulas <christos@zoulas.com>
Date: Fri, 28 Jul 2023 14:38:25 +0000
Subject: [PATCH] deal with 32 bit time_t

---
 src/file.h | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/file.h b/src/file.h
index 2e0494d2f..78f574ea1 100644
--- a/src/file.h
+++ b/src/file.h
@@ -27,7 +27,7 @@
  */
 /*
  * file.h - definitions for file(1) program
- * @(#)$File: file.h,v 1.247 2023/07/27 19:40:22 christos Exp $
+ * @(#)$File: file.h,v 1.248 2023/07/28 14:38:25 christos Exp $
  */
 
 #ifndef __file_h__
@@ -159,9 +159,11 @@
 /*
  * Dec 31, 23:59:59 9999
  * we need to make sure that we don't exceed 9999 because some libc
- * implementations like muslc crash otherwise
+ * implementations like muslc crash otherwise. If you are unlucky
+ * to be running on a system with a 32 bit time_t, then it is even less.
  */
-#define	MAX_CTIME	CAST(time_t, 0x3afff487cfULL)
+#define	MAX_CTIME \
+    CAST(time_t, sizeof(time_t) > 4 ? 0x3afff487cfULL : 0x7fffffffULL)
 
 #define FILE_BADSIZE CAST(size_t, ~0ul)
 #define MAXDESC	64		/* max len of text description/MIME type */
d=5c8b9a43819e174801597a249d4b46ab2526ca3b'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/etc/substitutes'>
<input type='hidden' name='id' value='5c8b9a43819e174801597a249d4b46ab2526ca3b'/><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=5c8b9a43819e174801597a249d4b46ab2526ca3b'>root</a>/<a href='/guix/log/etc?id=5c8b9a43819e174801597a249d4b46ab2526ca3b'>etc</a>/<a href='/guix/log/etc/substitutes?id=5c8b9a43819e174801597a249d4b46ab2526ca3b'>substitutes</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/etc/substitutes?id=5c8b9a43819e174801597a249d4b46ab2526ca3b&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2019-06-29 14:27:22 +0200'>2019-06-29</span></td><td><a href='/guix/commit/etc/substitutes?id=3a8bfebed94ba295432da8304b7ffb4a611ef761'>etc: Remove hydra.gnu.org.pub key.</a><span class='msg-avail'>...<span class='msg-tooltip'>* etc/substitutes/hydra.gnu.org.pub: Delete file.
* guix/self.scm (miscellaneous-files): Don't install it.
* Makefile.am (dist_pkgdata_DATA): Remove it.
* gnu/services/base.scm (%default-authorized-guix-keys): Likewise.
(hydra-key-authorization): Rename to…
(substitute-key-authorization): …this.  Adjust only call site.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2019-05-01 11:05:47 +0200'>2019-05-01</span></td><td><a href='/guix/commit/etc/substitutes?id=757e633d57a7b994759d69e41dd759a39f1a34ae'>build: Change default substitute server to "ci.guix.gnu.org".</a><span class='msg-avail'>...<span class='msg-tooltip'>* config-daemon.ac: Replace "ci.guix.info" with "ci.guix.gnu.org".
* doc/guix.texi (SUBSTITUTE-SERVER): Likewise.
* etc/substitutes/ci.guix.gnu.org.pub: New file.
* Makefile.am (dist_pkgdata_DATA): Add it.
* guix/scripts/build.scm (%default-log-urls): Update.
* guix/scripts/substitute.scm (%default-substitute-urls): Likewise.
* guix/store.scm (%default-substitute-urls): Likewise.
* guix/self.scm (miscellaneous-files): Add "ci.guix.gnu.org".
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-12-04 10:57:56 +0100'>2018-12-04</span></td><td><a href='/guix/commit/etc/substitutes?id=6a837b6062ab405f6ca6d9c0163836769098d89b'>etc: Add "ci.guix.info.pub" public key file.</a><span class='msg-avail'>...<span class='msg-tooltip'>* etc/substitutes/ci.guix.info.pub: New file.
* Makefile.am (dist_pkgdata_DATA): Add it.
* guix/self.scm (miscellaneous-files): Add
"share/guix/ci.guix.info.pub".
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-11-06 00:04:11 +0100'>2018-11-06</span></td><td><a href='/guix/commit/etc/substitutes?id=aa919fbc890c5438166083f9ff02e4b1968a182b'>maint: Move substitute public keys to etc/substitutes.</a><span class='msg-avail'>...<span class='msg-tooltip'>* berlin.guixsd.org.pub, hydra.gnu.org.pub: Move to...
* etc/substitutes: ... here.  New directory.
* Makefile.am (dist_pkgdata_DATA): Adjust accordingly.
</span></span></td><td>Ludovic Courtès</td></tr>