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 */
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<tr><td><span title='2022-12-09 17:49:22 +0100'>2022-12-09</span></td><td><a href='/guix/commit/gnu/installer/newt.scm?id=591af24ade1021d91a3e7c62fcc7a8c90f00d4bb'>installer: Print progress bars and such as soon as \r is read.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-11-15 12:16:43 +0100'>2022-11-15</span></td><td><a href='/guix/commit/gnu/installer/newt.scm?id=514fedbf3966b7fbab31a6c63b4210ec8b5b0c9a'>installer: Report known-unsupported PCI devices.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-11-09 23:59:42 +0100'>2022-11-09</span></td><td><a href='/guix/commit/gnu/installer/newt.scm?id=0916a79f8c7e1e489d663fbddab0631d2325806d'>installer: Remove unused variable.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-10-23 15:37:57 +0200'>2022-10-23</span></td><td><a href='/guix/commit/gnu/installer/newt.scm?id=bf5e78d59fcb188d0bce02d93c93d06069178837'>installer: Resume newt in exit-error procedure.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2022-02-02 16:46:44 +0100'>2022-02-02</span></td><td><a href='/guix/commit/gnu/installer/newt.scm?id=ad55ccf9b18000144a4e0f28a0f9e57132f94edc'>installer: Make dump archive creation optional and selective.</a><span class='msg-avail'>...</span></td><td>Josselin Poiret</td></tr>
<tr><td><span title='2022-02-02 16:46:44 +0100'>2022-02-02</span></td><td><a href='/guix/commit/gnu/installer/newt.scm?id=7cbd95a9f662bf52a00dde2ea0123ed0dc640214'>installer: Add error page when running external commands.</a><span class='msg-avail'>...</span></td><td>Josselin Poiret</td></tr>
<tr><td><span title='2022-02-02 16:46:43 +0100'>2022-02-02</span></td><td><a href='/guix/commit/gnu/installer/newt.scm?id=408427a36c6545115068d5f06de2ea21407374c6'>installer: Add installer-specific run command process.</a><span class='msg-avail'>...</span></td><td>Josselin Poiret</td></tr>
<tr><td><span title='2022-02-02 16:46:43 +0100'>2022-02-02</span></td><td><a href='/guix/commit/gnu/installer/newt.scm?id=4f2fd33b4f27f590ec2337daef339cf3e2337dab'>installer: Use new installer-log-line everywhere.</a><span class='msg-avail'>...</span></td><td>Josselin Poiret</td></tr>
<tr><td><span title='2022-02-02 16:46:42 +0100'>2022-02-02</span></td><td><a href='/guix/commit/gnu/installer/newt.scm?id=0d37a5df7e709cadca97cfbbf9c680dfe54b8302'>installer: Add crash dump upload support.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>