Without <limits.h>, INT_MAX is not defined.

diff --git a/transport.hxx b/transport.hxx
index 35a57a7..838add6 100644
--- a/transport.hxx
+++ b/transport.hxx
@@ -11,6 +11,7 @@
 #include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
+#include <limits.h>
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <fcntl.h>
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<tr><td><span title='2023-12-10 10:24:45 +0200'>2023-12-10</span></td><td><a href='/guix/commit/gnu/packages/debian.scm?id=63e06f30ce20fa846a7e2e814976fefcd9eda7d3'>gnu: ubuntu-keyring: Update to 2023.11.28.1.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/debian.scm (ubuntu-keyring): Update to 2023.11.28.1.
[native-inputs]: Remove gzip; add xz.

Change-Id: Id90acc7a58085321ac96b6ab520f54b20911a8c1
</span></span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2023-11-19 01:00:00 +0100'>2023-11-19</span></td><td><a href='/guix/commit/gnu/packages/debian.scm?id=04a990ad3007ba45e4b79e235fa521b11d517fb7'>gnu: dpkg: Update to 1.22.1.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/debian.scm (dpkg): Update to 1.22.1.

Change-Id: Id5ac5a5c4a8dc9716fd5b05dd80c21b0edfe293f
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2023-09-14 11:37:36 +0300'>2023-09-14</span></td><td><a href='/guix/commit/gnu/packages/debian.scm?id=0ce57ea4a17139038c79a00057635e89103c76f6'>gnu: dpkg: Update to 1.22.0.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/debian.scm (dpkg): Update to 1.22.0.
[arguments]: Wrap another script in the custom 'wrap-scripts phase.
</span></span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2023-09-14 11:37:36 +0300'>2023-09-14</span></td><td><a href='/guix/commit/gnu/packages/debian.scm?id=6226b8f72d87583322b075d4c51f253f9b13bc07'>gnu: debootstrap: Hardcode location of archive keyrings.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/debian.scm (debootstrap)[arguments]: Adjust custom
'patch-source phase to hardcode the location of the archive keyrings.
</span></span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2023-09-14 11:37:36 +0300'>2023-09-14</span></td><td><a href='/guix/commit/gnu/packages/debian.scm?id=180502f28fbed79228549738fd550894dbdc2dc7'>gnu: debootstrap: Update to 1.0.132.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/debian.scm (debootstrap): Update to 1.0.132.
</span></span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2023-07-30 02:00:00 +0200'>2023-07-30</span></td><td><a href='/guix/commit/gnu/packages/debian.scm?id=5fa4a99eb0bae4a20743e1d126dde74c713acf45'>gnu: debian-archive-keyring: Update to 2023.4.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/debian.scm (debian-archive-keyring): Update to 2023.4.
[arguments]: Don't explicitly return #t from phases.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2023-07-02 02:00:09 +0200'>2023-07-02</span></td><td><a href='/guix/commit/gnu/packages/debian.scm?id=ec96833aab57d4f753e76ee9606268e488d38b99'>gnu: dpkg: Use G-expressions.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/debian.scm (dpkg)[arguments]:
Rewrite as G-expressions.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2023-07-02 02:00:09 +0200'>2023-07-02</span></td><td><a href='/guix/commit/gnu/packages/debian.scm?id=1122217f27d601727a8117a20af862b7770721cb'>gnu: dpkg: Use the (intended) input perl's version.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/debian.scm (dpkg)[arguments]: Replace reference to the
host-side perl variable with one to the build-side "perl" input.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2023-07-02 02:00:09 +0200'>2023-07-02</span></td><td><a href='/guix/commit/gnu/packages/debian.scm?id=afd09faaf93db453318902cfc4b62ff66614edd7'>gnu: dpkg: Update to 1.21.22.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/debian.scm (dpkg): Update to 1.21.22.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2023-05-02 15:21:36 +0300'>2023-05-02</span></td><td><a href='/guix/commit/gnu/packages/debian.scm?id=91bfd30ee3f35dfb7048bf42aea92f939cffbf17'>gnu: debianutils: Update to 5.7-0.4.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/debian.scm (debianutils): Update to 5.7-0.4.
</span></span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2023-05-02 15:21:36 +0300'>2023-05-02</span></td><td><a href='/guix/commit/gnu/packages/debian.scm?id=a0e98a0214c889322b78a54db23135a06731bc6d'>gnu: debian-archive-keyring: Update to 2023.3.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/debian.scm (debian-archive-keyring): Update to 2023.3.
</span></span></td><td>Efraim Flashner</td></tr>