Index: head/math/eigen3/Makefile
===================================================================
--- head/math/eigen3/Makefile	(revision 457659)
+++ head/math/eigen3/Makefile	(revision 457660)
@@ -1,22 +1,23 @@
 # $FreeBSD$
 
 PORTNAME=	eigen
 PORTVERSION=	3.3.4
 CATEGORIES=	math
 MASTER_SITES=	https://bitbucket.org/${PORTNAME}/${PORTNAME}/get/
 DISTNAME=	${PORTVERSION}
 DIST_SUBDIR=	${PORTNAME}
 
 MAINTAINER=	kde@FreeBSD.org
 COMMENT=	Lightweight library for vector and matrix math
 
 LICENSE=	LGPL21 MPL20
 LICENSE_COMB=	multi
 
 CMAKE_ARGS=	-DPKGCONFIG_INSTALL_DIR:PATH="${PREFIX}/libdata/pkgconfig"
 USES=		cmake:outsource tar:bzip2
 NO_BUILD=	yes
+NO_ARCH=	yes
 
 WRKSRC=		${WRKDIR}/${PORTNAME}-${PORTNAME}-5a0156e40feb
 
 .include <bsd.port.mk>