Index: head/multimedia/libvpx/Makefile
===================================================================
--- head/multimedia/libvpx/Makefile	(revision 522290)
+++ head/multimedia/libvpx/Makefile	(revision 522291)
@@ -1,79 +1,77 @@
 # Created by: Ashish SHUKLA <ashish@FreeBSD.org>
 # $FreeBSD$
 
 PORTNAME=	libvpx
 DISTVERSIONPREFIX=	v
 DISTVERSION=	1.8.2
 PORTREVISION=	1
 CATEGORIES=	multimedia
 
 MAINTAINER=	jbeich@FreeBSD.org
 COMMENT=	VP8/VP9 Codec SDK
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	nasm:devel/nasm
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	webmproject
 
 USES=		compiler:c++11-lib cpe gmake perl5 shebangfix
 CPE_VENDOR=	john_koleszar
 HAS_CONFIGURE=	yes
 USE_PERL5=	build
 USE_LDCONFIG=	yes
 SHEBANG_FILES=	build/make/ads2gas.pl
 CONFIGURE_ARGS=	--prefix=${PREFIX} \
 		--disable-install-docs \
 		--disable-install-srcs \
 		--enable-pic
 MAKE_ARGS+=	verbose=yes
 ALL_TARGET=	# empty
 
 OPTIONS_DEFINE=	DEBUG HI10P MULTIRES POSTPROC RTCPU SHARED SIZE_LIMIT TEST THREADS
 OPTIONS_DEFAULT=HI10P MULTIRES POSTPROC RTCPU SHARED SIZE_LIMIT THREADS
 OPTIONS_EXCLUDE_powerpcspe=RTCPU
 OPTIONS_SUB=		yes
 
-DEBUG_CONFIGURE_ON=	--enable-debug
+DEBUG_CONFIGURE_ENABLE=	debug
 
 HI10P_DESC=		VP9 high bit depth (10/12) profiles
-HI10P_CONFIGURE_ON=	--enable-vp9-highbitdepth
+HI10P_CONFIGURE_ENABLE=	vp9-highbitdepth
 
 MULTIRES_DESC=		Enable multi-resolution encoding
-MULTIRES_CONFIGURE_ON=	--enable-multi-res-encoding
+MULTIRES_CONFIGURE_ENABLE=	multi-res-encoding
 
 POSTPROC_DESC=		Enable postprocessing
-POSTPROC_CONFIGURE_ON=	--enable-vp9-postproc \
-			--enable-vp9-temporal-denoising
-POSTPROC_CONFIGURE_OFF=	--disable-postproc
+POSTPROC_CONFIGURE_ENABLE=	postproc vp9-postproc vp9-temporal-denoising
 
 RTCPU_DESC=		Detect CPU capabilities at runtime
-RTCPU_CONFIGURE_OFF=	--disable-runtime-cpu-detect
+RTCPU_CONFIGURE_ENABLE=	runtime-cpu-detect
 
 SHARED_DESC=		Enable shared-library support
-SHARED_CONFIGURE_ON=	--enable-shared
+SHARED_CONFIGURE_ENABLE=shared
 
 SIZE_LIMIT_DESC=	Maximum size allowed by decoder: ${SIZE_LIMIT}
 SIZE_LIMIT_CONFIGURE_ON=--size-limit=${SIZE_LIMIT}
 SIZE_LIMIT?=		16384x16384 # Chromium; Firefox has 8192x4608
 
-TEST_CONFIGURE_OFF=	--disable-unit-tests
+TEST_CONFIGURE_ENABLE=	unit-tests
 
-THREADS_CONFIGURE_OFF=	--disable-multithread
+THREADS_CONFIGURE_ENABLE=	multithread
 
 post-patch:
 	@${REINPLACE_CMD} -E '/gcctarget|link_with_cc/s/gcc[[:>:]]/$${CC}/' \
 		${WRKSRC}/build/make/configure.sh
 # Extract (snapshot) version from the port instead of CHANGELOG
 	@${REINPLACE_CMD} '/^git_version_id/s/""/"${DISTVERSIONFULL}"/' \
 		${WRKSRC}/build/make/version.sh
 
 post-install:
 	@${STRIP_CMD} ${STAGEDIR}${PREFIX}/bin/vpx*
 
 post-install-SHARED-on:
 	@${STRIP_CMD} ${STAGEDIR}${PREFIX}/lib/libvpx.so.*.*.*
 
 .include <bsd.port.mk>