Index: head/dns/dnscap/Makefile
===================================================================
--- head/dns/dnscap/Makefile	(revision 436649)
+++ head/dns/dnscap/Makefile	(revision 436650)
@@ -1,29 +1,32 @@
 # Created by: Edwin Groothuis <edwin@mavetju.org>
 # $FreeBSD$
 
 PORTNAME=	dnscap
 PORTVERSION=	1.4.0
 PORTEPOCH=	1
 CATEGORIES=	dns
 MASTER_SITES=	https://www.dns-oarc.net/files/dnscap/ \
 		LOCAL/sunpoet
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	DNS network traffic capture utility
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
-OPTIONS_DEFINE=	DOCS
+OPTIONS_DEFINE=	DOCS THREADS
+OPTIONS_DEFAULT=THREADS
 
-CONFIGURE_ARGS=	--enable-shared --enable-static --enable-threads
+CONFIGURE_ARGS=	--enable-shared --enable-static
 GNU_CONFIGURE=	yes
 INSTALL_TARGET=	install-strip
 USES=		libtool
 
 PORTDOCS=	*
+
+THREADS_CONFIGURE_ENABLE=	threads
 
 post-patch-DOCS-off:
 	@${REINPLACE_CMD} -e '/^install-data-am: / s| install-dist_docDATA||' ${WRKSRC}/Makefile.in
 
 .include <bsd.port.mk>