diff --git a/mercurial/cext/revlog.c b/mercurial/cext/revlog.c
--- a/mercurial/cext/revlog.c
+++ b/mercurial/cext/revlog.c
@@ -13,10 +13,10 @@
 #include <ctype.h>
 #include <limits.h>
 #include <stddef.h>
-#include <stdint.h>
 #include <stdlib.h>
 #include <string.h>
 
+#include "compat.h"
 #include "bitmanipulation.h"
 #include "charencode.h"
 #include "revlog.h"