diff --git a/sudo.h b/sudo.h
index 9b811b968..fb41f2b0f 100644
--- a/sudo.h
+++ b/sudo.h
@@ -318,14 +318,6 @@ typedef struct list {
  * Prototypes
  */
 
-/* Deal with ansi stuff reasonably */
-#undef  __P
-#if defined (__cplusplus) || defined (__STDC__)
-#  define __P(args)	args
-#else
-#  define __P(args)	()
-#endif
-
 /* These are the functions that are called in sudo(8) */
 
 #ifndef HAVE_STRDUP