Taken from Debian, necessary for compilation on mips.

Patch to fix integer types problem by Goswin von Brederlow
<brederlo@informatik.uni-tuebingen.de> (#258444)
--- chmlib-0.39.orig/src/chm_lib.c
+++ chmlib-0.39/src/chm_lib.c
@@ -56,6 +56,7 @@
 
 #include "lzx.h"
 
+#include <stdint.h>
 #include <stdlib.h>
 #include <string.h>
 #ifdef CHM_DEBUG
@@ -149,22 +150,9 @@
 typedef __int64                 Int64;
 typedef unsigned __int64        UInt64;
 
-/* I386, 32-bit, non-Windows */
-/* Sparc        */
-/* MIPS         */
-/* PPC          */
-#elif __i386__ || __sun || __sgi || __ppc__
-typedef unsigned char           UChar;
-typedef short                   Int16;
-typedef unsigned short          UInt16;
-typedef long                    Int32;
-typedef unsigned long           UInt32;
-typedef long long               Int64;
-typedef unsigned long long      UInt64;
-
 /* x86-64 */
 /* Note that these may be appropriate for other 64-bit machines. */
-#elif __x86_64__ || __ia64__
+#elif defined(__LP64__)
 typedef unsigned char           UChar;
 typedef short                   Int16;
 typedef unsigned short          UInt16;
@@ -173,10 +161,18 @@
 typedef long                    Int64;
 typedef unsigned long           UInt64;
 
+/* I386, 32-bit, non-Windows */
+/* Sparc        */
+/* MIPS         */
+/* PPC          */
 #else
-
-/* yielding an error is preferable to yielding incorrect behavior */
-#error "Please define the sized types for your platform in chm_lib.c"
+typedef unsigned char           UChar;
+typedef short                   Int16;
+typedef unsigned short          UInt16;
+typedef long                    Int32;
+typedef unsigned long           UInt32;
+typedef long long               Int64;
+typedef unsigned long long      UInt64;
 #endif
 
 /* GCC */
mmitter'>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=73fa2889895f35bcf0c41f1174413381fdd7ec2c'>root</a>/<a href='/guix/log/tests?id=73fa2889895f35bcf0c41f1174413381fdd7ec2c'>tests</a>/<a href='/guix/log/tests/texlive.scm?id=73fa2889895f35bcf0c41f1174413381fdd7ec2c'>texlive.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/tests/texlive.scm?id=73fa2889895f35bcf0c41f1174413381fdd7ec2c&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2023-05-31 23:50:06 +0200'>2023-05-31</span></td><td><a href='/guix/commit/tests/texlive.scm?id=654fcf9971bb01389d577be07c6ec0f68940c743'>tests: Use quasiquoted 'match' patterns for package sexps.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2023-04-19 20:12:58 -0400'>2023-04-19</span></td><td><a href='/guix/commit/tests/texlive.scm?id=ed854ad8e621f62b5f918ddcb23b0bc7d55a21e6'>tests: Fix texlive-&gt;guix-package test.</a><span class='msg-avail'>...</span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2022-07-22 23:03:46 +0200'>2022-07-22</span></td><td><a href='/guix/commit/tests/texlive.scm?id=c9a37f57cbb18be01436a709cbdd96ffea41caf5'>tests: Adjust texlive importer tests.</a><span class='msg-avail'>...</span></td><td>Ricardo Wurmus</td></tr>
<tr><td><span title='2022-01-13 23:11:19 +0100'>2022-01-13</span></td><td><a href='/guix/commit/tests/texlive.scm?id=641b599d0bd1902abeab19e286cdd6c368f8daa3'>import: texlive: Remove labels from 'propagated-inputs' field.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-01-11 20:26:39 +0100'>2022-01-11</span></td><td><a href='/guix/commit/tests/texlive.scm?id=10b2ad7dbf01eda67685ace03ff2e0c8afc7a309'>tests: Fix texlive test by sorting locations.</a><span class='msg-avail'>...</span></td><td>Ricardo Wurmus</td></tr>
<tr><td><span title='2021-11-18 13:17:57 +0000'>2021-11-18</span></td><td><a href='/guix/commit/tests/texlive.scm?id=f66da037b457f5d92a0b3e3f53121e17571b42c4'>tests: Replace texlive importer tests.</a><span class='msg-avail'>...</span></td><td>Ricardo Wurmus</td></tr>
<tr><td><span title='2021-03-06 11:41:48 +0100'>2021-03-06</span></td><td><a href='/guix/commit/tests/texlive.scm?id=c05ceaf2b650d090cf39a048193505cb4e6bd257'>tests: do not hard code HTTP ports</a><span class='msg-avail'>...</span></td><td>Maxime Devos</td></tr>