Index: widentd/Makefile
===================================================================
--- widentd/Makefile	(revision 561698)
+++ widentd/Makefile	(working copy)
@@ -3,6 +3,7 @@
 
 PORTNAME=	widentd
 PORTVERSION=	1.04
+PORTREVISION=	1
 CATEGORIES=	net
 MASTER_SITES=	https://BSDforge.com/projects/source/net/widentd/
 
@@ -13,7 +14,11 @@
 
 USES=		ncurses uidfix tar:xz
 MAKE_ENV+=	BINDIR="${PREFIX}/sbin" MANDIR="${PREFIX}/man/man"
-MAKE_ENV+=	NO_WERROR="defined"
+.if ${OSREL:R} < 13
+MAKE_ENV+=NO_WERROR=1
+.else
+MAKE_ENV+=MK_WERROR=no
+.endif
 
 PLIST_FILES=	sbin/widentd man/man8/widentd.8.gz
 USE_RC_SUBR=	widentd