Index: head/graphics/pngwriter/Makefile
===================================================================
--- head/graphics/pngwriter/Makefile	(revision 485736)
+++ head/graphics/pngwriter/Makefile	(revision 485737)
@@ -1,36 +1,32 @@
 # Created by: ijliao
 # $FreeBSD$
 
 PORTNAME=	pngwriter
 PORTVERSION=	0.7.0
 CATEGORIES=	graphics devel
 
 MAINTAINER=	rakuco@FreeBSD.org
 COMMENT=	C++ library for creating PNG images
 
 LICENSE=	GPLv2+
 LICENSE_FILE=	${WRKSRC}/doc/LICENSE
 
 LIB_DEPENDS=	libpng.so:graphics/png \
 		libfreetype.so:print/freetype2
 
-BROKEN_mips=		fails to build: ios_base.h: 'std::ios_base::ios_base(const std::ios_base&)' is private
-BROKEN_mips64=		fails to build: ios_base.h: 'std::ios_base::ios_base(const std::ios_base&)' is private
-BROKEN_powerpc64=	fails to build: ios_base.h: 'std::ios_base::ios_base(const std::ios_base&)' is private
-
 OPTIONS_DEFINE=	DOCS
 
 PORTDOCS=	CHANGES EXAMPLES README PNGwriterQuickReference.pdf
 
-USES=		cmake:outsource
+USES=		cmake:outsource compiler:c++11-lang
 CMAKE_ON=	BUILD_SHARED_LIBS PNGwriter_USE_FREETYPE
 USE_GITHUB=	yes
 USE_LDCONFIG=	yes
 
 post-install-DOCS-on:
 	${MKDIR} ${STAGEDIR}${DOCSDIR}
 .for doc in ${PORTDOCS}
 	${INSTALL_DATA} ${WRKSRC}/doc/${doc} ${STAGEDIR}${DOCSDIR}
 .endfor
 
 .include <bsd.port.mk>