$OpenBSD: patch-Makefile,v 1.1 2010/10/19 20:11:49 naddy Exp $
--- Makefile.orig	Tue Oct 19 21:20:32 2010
+++ Makefile	Tue Oct 19 21:22:24 2010
@@ -39,4 +39,11 @@ LDADD=	-lcrypto -lz -lpthread
 SCRIPTS=	cpasswd.sh
 MAN=		csup.1 cpasswd.1
 
+parse.c parse.h: parse.y
+	${YACC} -d ${.ALLSRC}
+	mv y.tab.c parse.c
+	mv y.tab.h parse.h
+
+CLEANFILES+= parse.c parse.h
+
 .include <bsd.prog.mk>
