Index: head/comms/librs232/Makefile
===================================================================
--- head/comms/librs232/Makefile	(revision 451991)
+++ head/comms/librs232/Makefile	(revision 451992)
@@ -1,35 +1,37 @@
 # $FreeBSD$
 
 PORTNAME=	librs232
 PORTVERSION=	20160710
 CATEGORIES=	comms
 DISTNAME=	RS-232
 MASTER_SITES=	http://www.teuniz.net/RS-232/
 
 MAINTAINER=	kevlo@FreeBSD.org
 COMMENT=	Simple serial library
 
+BROKEN=		Invalid checksum
+
 LICENSE=	GPLv3
 LICENSE_FILE=   ${WRKSRC}/gpl.txt
 
 WRKSRC=		${WRKDIR}/${DISTNAME}
 
 OPTIONS_DEFINE=	DOCS EXAMPLES
 
 USES=		uidfix
 USE_LDCONFIG=	yes
 
 PORTEXAMPLES=	demo_rx.c demo_tx.c
 
 post-extract:
 	@${CP} ${FILESDIR}/${MAKEFILE} ${WRKSRC}
 
 post-install:
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 	${INSTALL_DATA} ${WRKSRC}/doc.txt ${STAGEDIR}${DOCSDIR}
 	@${MKDIR} ${STAGEDIR}${EXAMPLESDIR}
 .for f in ${PORTEXAMPLES}
 	${INSTALL_DATA} ${WRKSRC}/${f} ${STAGEDIR}${EXAMPLESDIR}
 .endfor
 
 .include <bsd.port.mk>