Index: head/deskutils/belcard/Makefile
===================================================================
--- head/deskutils/belcard/Makefile	(revision 482776)
+++ head/deskutils/belcard/Makefile	(revision 482777)
@@ -1,23 +1,23 @@
 # $FreeBSD$
 
 PORTNAME=	belcard
 PORTVERSION=	1.0.2
 CATEGORIES=	deskutils
 MASTER_SITES=	https://www.linphone.org/releases/sources/belcard/
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	vCard support library
 
 LICENSE=	GPLv2+
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 LIB_DEPENDS=	libbctoolbox.so:net/bctoolbox \
 		libbelr.so:textproc/belr
 
-USES=		cmake:outsource
+USES=		cmake:outsource compiler:c++11-lib
 USE_LDCONFIG=	yes
 
 CMAKE_ARGS=	-DENABLE_STATIC=NO -DENABLE_STRICT=NO -DENABLE_UNIT_TESTS=NO
 WRKSRC= 	${WRKDIR}/${DISTNAME}-0
 
 .include <bsd.port.mk>
Index: head/multimedia/mswebrtc/Makefile
===================================================================
--- head/multimedia/mswebrtc/Makefile	(revision 482776)
+++ head/multimedia/mswebrtc/Makefile	(revision 482777)
@@ -1,23 +1,23 @@
 # $FreeBSD$
 
 PORTNAME=	mswebrtc
 PORTVERSION=	1.1.1
 CATEGORIES=	multimedia net
 MASTER_SITES=	https://www.linphone.org/releases/sources/plugins/mswebrtc/
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Mediastreamer plugin with WebRTC codecs
 
 LICENSE=	GPLv2+
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 LIB_DEPENDS=	libbctoolbox.so:net/bctoolbox \
 		libmediastreamer_base.so:net/mediastreamer \
 		libortp.so:net/ortp
 
-USES=		cmake:outsource
+USES=		cmake:outsource compiler:c++11-lib
 
 CMAKE_ARGS=	-DENABLE_STATIC=NO
 PLIST_FILES=	lib/mediastreamer/plugins/libmswebrtc.so
 
 .include <bsd.port.mk>
Index: head/net/bctoolbox/Makefile
===================================================================
--- head/net/bctoolbox/Makefile	(revision 482776)
+++ head/net/bctoolbox/Makefile	(revision 482777)
@@ -1,27 +1,27 @@
 # $FreeBSD$
 
 PORTNAME=	bctoolbox
 PORTVERSION=	0.6.0
 CATEGORIES=	net
 MASTER_SITES=	https://www.linphone.org/releases/sources/bctoolbox/
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Belledonne Communications utility library
 
 LICENSE=	GPLv2+
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 BUILD_DEPENDS=	mbedtls>=2.3.0_2:security/mbedtls
 LIB_DEPENDS=	libmbedtls.so:security/mbedtls
 
-USES=		cmake:outsource
+USES=		cmake:outsource compiler:c++11-lib
 USE_LDCONFIG=	yes
 
 CFLAGS+=	-DHAVE_ARC4RANDOM
 CMAKE_ARGS=	-DENABLE_STATIC=NO -DENABLE_STRICT=NO \
 		-DENABLE_TESTS_COMPONENT=NO
 
 post-patch:
 	@${REINPLACE_CMD} '/clock_gettime/d' ${WRKSRC}/CMakeLists.txt
 
 .include <bsd.port.mk>
Index: head/net/liblinphone/Makefile
===================================================================
--- head/net/liblinphone/Makefile	(revision 482776)
+++ head/net/liblinphone/Makefile	(revision 482777)
@@ -1,46 +1,47 @@
 # $FreeBSD$
 
 PORTNAME=	linphone
 PORTVERSION=	3.12.0
 CATEGORIES=	net
 MASTER_SITES=	https://www.linphone.org/releases/sources/linphone/
 PKGNAMEPREFIX=	lib
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	SIP library supporting voice/video calls and text messaging
 
 LICENSE=	GPLv2+
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 BUILD_DEPENDS=	doxygen:devel/doxygen \
 		${PYTHON_PKGNAMEPREFIX}pystache>=0:textproc/py-pystache@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}six>=0:devel/py-six@${PY_FLAVOR}
 LIB_DEPENDS=	libbctoolbox.so:net/bctoolbox \
 		libbelcard.so:deskutils/belcard \
 		libbellesip.so:net/belle-sip \
 		libbzrtp.so:security/bzrtp \
 		libmediastreamer_base.so:net/mediastreamer \
 		libortp.so:net/ortp \
 		libsqlite3.so:databases/sqlite3
 
-USES=		cmake:outsource gnome iconv pkgconfig python:build
+USES=		cmake:outsource compiler:c++11-lib gnome iconv pkgconfig \
+		python:build
 USE_GNOME=	libxml2
 USE_LDCONFIG=	yes
 
 CMAKE_ARGS=	-DENABLE_NLS=NO -DENABLE_STATIC=NO -DENABLE_STRICT=NO \
 		-DENABLE_UNIT_TESTS=NO
 
 OPTIONS_DEFINE=	LDAP VIDEO
 OPTIONS_DEFAULT=LDAP VIDEO
 OPTIONS_SUB=	yes
 
 LDAP_CMAKE_BOOL=	ENABLE_LDAP
 LDAP_LIB_DEPENDS=	libsasl2.so:security/cyrus-sasl2
 LDAP_USE=		OPENLDAP=yes
 
 VIDEO_CMAKE_BOOL=	ENABLE_VIDEO
 
 post-install:
 	${RM} -r ${STAGEDIR}${PREFIX}/share/doc/${DISTNAME}
 
 .include <bsd.port.mk>
Index: head/net/linphone/Makefile
===================================================================
--- head/net/linphone/Makefile	(revision 482776)
+++ head/net/linphone/Makefile	(revision 482777)
@@ -1,25 +1,25 @@
 # $FreeBSD$
 
 PORTNAME=	linphone
 PORTVERSION=	4.1.1
 PORTEPOCH=	1
 CATEGORIES=	net
 MASTER_SITES=	https://www.linphone.org/releases/sources/linphoneqt/
 DISTNAME=	linphoneqt-${PORTVERSION}
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	SIP client supporting voice/video calls and text messaging
 
 LIB_DEPENDS=	libbctoolbox.so:net/bctoolbox \
 		libbelcard.so:deskutils/belcard \
 		liblinphone++.so:net/liblinphone
 
-USES=		cmake:outsource pkgconfig qt:5
+USES=		cmake:outsource compiler:c++11-lib pkgconfig qt:5
 USE_QT= 	buildtools_build concurrent core gui linguisttools network \
 		qmake_build qml quick quickcontrols2 speech svg testlib widgets
 
 post-patch:
 	@${REINPLACE_CMD} 's/LINPHONE_QT_GIT_VERSION/"${PORTVERSION}"/' \
 		${WRKSRC}/src/app/AppController.cpp
 
 .include <bsd.port.mk>
Index: head/textproc/belr/Makefile
===================================================================
--- head/textproc/belr/Makefile	(revision 482776)
+++ head/textproc/belr/Makefile	(revision 482777)
@@ -1,22 +1,22 @@
 # $FreeBSD$
 
 PORTNAME=	belr
 PORTVERSION=	0.1.3
 CATEGORIES=	textproc
 MASTER_SITES=	https://www.linphone.org/releases/sources/belr/
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Language recognition library
 
 LICENSE=	GPLv2+
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 LIB_DEPENDS=	libbctoolbox.so:net/bctoolbox
 
-USES=		cmake:outsource
+USES=		cmake:outsource compiler:c++11-lib
 USE_LDCONFIG=	yes
 
 CMAKE_ARGS=	-DENABLE_STATIC=NO -DENABLE_STRICT=NO
 WRKSRC= 	${WRKDIR}/${DISTNAME}-0
 
 .include <bsd.port.mk>