--- src/usr.bin/make/lst.h	2005/02/01 22:05:36	1.20
+++ src/usr.bin/make/lst.h	2005/02/11 01:07:09	1.21
@@ -176,7 +176,7 @@ void		Lst_ForEachFrom(Lst *, LstNode *,
 /* Place an element at tail of queue */
 #define	Lst_EnQueue(LST, D)	(Lst_Valid(LST) \
 				    ? Lst_Append((LST), Lst_Last(LST), (D)) \
-				    : FAILURE)
+				    : (void)0)
 /* Remove an element from head of queue */
 void		*Lst_DeQueue(Lst *);