Index: head/security/py-pyvex/Makefile
===================================================================
--- head/security/py-pyvex/Makefile	(revision 527801)
+++ head/security/py-pyvex/Makefile	(revision 527802)
@@ -1,42 +1,45 @@
 # $FreeBSD$
 
 PORTNAME=	pyvex
 PORTVERSION=	8.20.1.7
 CATEGORIES=	security devel python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	0mp@FreeBSD.org
 COMMENT=	Python interface to libVEX and VEX IR
 
 LICENSE=	BSD2CLAUSE GPLv2+ GPLv3
 LICENSE_COMB=	multi
 LICENSE_FILE_BSD2CLAUSE=	${WRKSRC}/LICENSE
 LICENSE_FILE_GPLv2+ =	${WRKSRC}/vex/LICENSE.GPL
 LICENSE_FILE_GPLv3=	${WRKSRC}/pyvex_c/LICENSE
 
+ONLY_FOR_ARCHS=		aarch64 amd64 armv7 i386
+ONLY_FOR_ARCHS_REASON=	pyvex_c/pyvex.c does not support this architecture (see line 170)
+
 BUILD_DEPENDS=	${_MY_DEPENDS}
 RUN_DEPENDS=	${_MY_DEPENDS} \
 		${PYTHON_PKGNAMEPREFIX}archinfo>0:devel/py-archinfo@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}future>0:devel/py-future@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}pycparser>0:devel/py-pycparser@${PY_FLAVOR}
 
 USES=		gmake localbase python:3.5+
 USE_CSTD=	c99
 USE_PYTHON=	autoplist distutils
 
 MAKE_ENV=	EXTRA_CFLAGS="${CFLAGS}"
 
 _MY_DEPENDS=	${PYTHON_PKGNAMEPREFIX}cffi>=1.0.3:devel/py-cffi@${PY_FLAVOR}
 
 post-patch:
 	@${REINPLACE_CMD} -e 's|%%CFLAGS%%|${CFLAGS}|g' \
 		-e 's|%%LDFLAGS%%|${LDFLAGS}|g' \
 		${WRKSRC}/pyvex_c/Makefile
 	@${REINPLACE_CMD} -e 's|%%MAKE_JOBS_NUMBER%%|${MAKE_JOBS_NUMBER}|g' \
 		${WRKSRC}/setup.py
 
 post-install:
 	@${STRIP_CMD} ${STAGEDIR}${PYTHON_SITELIBDIR}/${PORTNAME}/lib/lib${PORTNAME}.so
 
 .include <bsd.port.mk>