diff --git a/lib/defines.h b/lib/defines.h
index 361f89c6..93543e85 100644
--- a/lib/defines.h
+++ b/lib/defines.h
@@ -186,12 +186,9 @@
 #define SHADOW_SP_FLAG_UNSET ((unsigned long)-1)
 
 #ifdef WITH_AUDIT
-#ifdef __u8			/* in case we use pam < 0.80 */
+/* in case we use pam < 0.80 */
 #undef __u8
-#endif
-#ifdef __u32
 #undef __u32
-#endif
 
 #include <libaudit.h>
 #endif