Index: head/net-mgmt/netdata/Makefile
===================================================================
--- head/net-mgmt/netdata/Makefile	(revision 519142)
+++ head/net-mgmt/netdata/Makefile	(revision 519143)
@@ -1,102 +1,103 @@
 # Created by: Mahdi Mokhtari <mokhi64@gmail.com>
 # $FreeBSD$
 
 PORTNAME=	netdata
 PORTVERSION=	1.19.0
 DISTVERSIONPREFIX=	v
 CATEGORIES=	net-mgmt
 
 MAINTAINER=	mmokhi@FreeBSD.org
 COMMENT=	Scalable distributed realtime performance and health monitoring
 
 LICENSE=	GPLv3
 
 LIB_DEPENDS=	libuuid.so:misc/e2fsprogs-libuuid
 
 RUN_DEPENDS=	bash:shells/bash \
 		curl:ftp/curl
 
 USES=		autoreconf cpe pathfix pkgconfig:both python shebangfix ssl
 
 USE_GITHUB=	yes
 
 SHEBANG_GLOB=	*
 
 NETDATA_CACHE=	/var/cache/${PORTNAME}
 NETDATA_LOG=	/var/log/${PORTNAME}
 NETDATA_PERST=	/var/db/${PORTNAME}
 
 GNU_CONFIGURE=	yes
 CPPFLAGS+=	-D_WANT_VMMETER -I${LOCALBASE}/include
 LIBS+=		-L${LOCALBASE}/lib
 INSTALL_TARGET=	install-strip
 
 SUB_LIST=	NETDATA_CACHE=${NETDATA_CACHE} \
 		NETDATA_LOG=${NETDATA_LOG} \
 		NETDATA_PERST=${NETDATA_PERST}
 
 PLIST_SUB=	NETDATA_CACHE=${NETDATA_CACHE} \
 		NETDATA_LOG=${NETDATA_LOG} \
 		NETDATA_PERST=${NETDATA_PERST}
 
 USE_RC_SUBR=	${PORTNAME}
 SUB_FILES=	${PORTNAME}.conf.sample
 
 USERS=		netdata
 GROUPS=		netdata
 
 OPTIONS_DEFINE=		CUPS DBENGINE FREEIPMI JSON LTO
 OPTIONS_SUB=		YES
 OPTIONS_DEFAULT=	DBENGINE JSON
 OPTIONS_DEFAULT_FreeBSD_12=	LTO
 OPTIONS_DEFAULT_FreeBSD_13=	LTO
 OPTIONS_DEFAULT+=	${OPTIONS_DEFAULT_${OPSYS}_${OSREL:R}}
 
 CUPS_DESC=		Enable support for cups
 CUPS_CONFIGURE_ENABLE=	plugin-cups
 CUPS_LIB_DEPENDS=	libcups.so:print/cups
 
 DBENGINE_DESC=			Enable support for database engine
 DBENGINE_CONFIGURE_ENABLE=	dbengine
 DBENGINE_LIB_DEPENDS=		libJudy.so:devel/judy \
 				liblz4.so:archivers/liblz4 \
 				libuv.so:devel/libuv
 
 FREEIPMI_DESC=			Enable support for freeipmi
 FREEIPMI_CONFIGURE_ENABLE=	plugin-freeipmi
 FREEIPMI_LIB_DEPENDS=		libfreeipmi.so:sysutils/freeipmi
 
 JSON_DESC=		Enable support for json
 JSON_CONFIGURE_ENABLE=	jsonc
 JSON_LIB_DEPENDS=	libjson-c.so:devel/json-c
 
 LTO_DESC=		Use Link-Time Optimization
 LTO_CONFIGURE_ENABLE=	lto
+LTO_USES=		compiler:c11
 
 .include <bsd.port.options.mk>
 .if ${PORT_OPTIONS:MLTO} && ${OPSYS}_${OSREL:R} == FreeBSD_11
 BROKEN=		Link-Time Optimization breaks compilation on FreeBSD 11
 .endif
 
 post-patch:
 	@${REINPLACE_CMD} -e 's|%%NETDATA_CACHE%%|${NETDATA_CACHE}|g' \
 	    ${PATCH_WRKSRC}/configure.ac
 	@${REINPLACE_CMD} -e 's|%%NETDATA_LOG%%|${NETDATA_LOG}|g' \
 	    ${PATCH_WRKSRC}/configure.ac
 	@${REINPLACE_CMD} -e 's|%%NETDATA_PERST%%|${NETDATA_PERST}|g' \
 	    ${PATCH_WRKSRC}/configure.ac
 	@${REINPLACE_CMD} -e 's|%%ETCDIR%%|${ETCDIR}|g' \
 	    ${PATCH_WRKSRC}/configure.ac
 
 post-install:
 	${MKDIR} ${STAGEDIR}${ETCDIR}
 	${INSTALL_DATA} ${WRKDIR}/netdata.conf.sample ${STAGEDIR}${ETCDIR}/netdata.conf.sample
 	${MKDIR} ${STAGEDIR}${NETDATA_CACHE}
 	${MKDIR} ${STAGEDIR}${NETDATA_LOG}
 	${MKDIR} ${STAGEDIR}${NETDATA_PERST}
 	(for file in ${STAGEDIR}${LOCALBASE}/lib/${PORTNAME}/conf.d/*.conf \
 			${STAGEDIR}${LOCALBASE}/lib/${PORTNAME}/conf.d/*/*.conf; do \
 		${MV} $$file $$file".sample"; \
 	done)
 
 .include <bsd.port.mk>