diff --git a/include/sys/types.h b/include/sys/types.h
index 6fc0aa3d..510f512b 100644
--- a/include/sys/types.h
+++ b/include/sys/types.h
@@ -75,10 +75,13 @@ typedef unsigned long ino_t;
 typedef unsigned long long ino64_t;
 #endif
 
-#ifndef __MES_INTPTR_T
+#if !defined (__MES_INTPTR_T) && !defined (__intptr_t_defined)
 #define __MES_INTPTR_T
+#define __intptr_t_defined
 #undef intptr_t
 typedef long intptr_t;
+#undef uintptr_t
+typedef unsigned long uintptr_t;
 #endif
 
 #ifndef __MES_OFF_T