Index: head/science/dlpoly-classic/Makefile
===================================================================
--- head/science/dlpoly-classic/Makefile	(revision 552354)
+++ head/science/dlpoly-classic/Makefile	(revision 552355)
@@ -1,70 +1,73 @@
 # $FreeBSD$
 
 PORTNAME=	dlpoly
 PORTVERSION=	1.8
 PORTREVISION=	19
 CATEGORIES=	science java
-MASTER_SITES=	http://ccpforge.cse.rl.ac.uk/gf/download/frsrelease/238/2028/
+MASTER_SITES=	# gone as of 20201014: http://ccpforge.cse.rl.ac.uk/gf/download/frsrelease/238/2028/
 PKGNAMESUFFIX=	classic
 DISTNAME=	dl_class_${PORTVERSION}
 
 MAINTAINER=	jwb@FreeBSD.org
 COMMENT=	Molecular dynamics simulation package
 
 # Later versions use 2 clause
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENCE.pdf
+
+DEPRECATED=	MASTERSITE gone; possibly replaced by https://gitlab.com/DL_POLY_Classic/dl_poly?
+EXPIRATION_DATE=	2021-01-14
 
 LIB_DEPENDS=	libmpi.so:net/openmpi3
 
 USES=		fortran gmake
 
 OPTIONS_DEFINE=		GUI DOCS EXAMPLES
 OPTIONS_DEFAULT=	GUI
 GUI_DESC=		Install Java GUI
 
 SUB_FILES=	dlpoly-gui
 
 BUILD_WRKSRC=	${WRKSRC}/source
 
 MPIF90=		${LOCALBASE}/mpi/openmpi3/bin/mpif90
 
 GUI_USE=		JAVA=yes
 GUI_PLIST_FILES=	bin/dlpoly-gui \
 			${DATADIR_REL}/GUI.jar
 
 post-patch:
 	${CP} ${WRKSRC}/build/MakePAR ${WRKSRC}/build/MakeSEQ ${BUILD_WRKSRC}
 	${REINPLACE_CMD} 's|gfortran|${FC}|g' ${BUILD_WRKSRC}/MakeSEQ
 	${REINPLACE_CMD} 's|DLPOLY\.X|dlpoly-classic|g' ${BUILD_WRKSRC}/MakeSEQ
 	${REINPLACE_CMD} 's|mpif90|${MPIF90}|g' \
 		${BUILD_WRKSRC}/MakePAR
 	${REINPLACE_CMD} 's|DLPOLY\.X|dlpoly-classic-mpi|g' \
 		${BUILD_WRKSRC}/MakePAR
 
 do-build:
 	(cd ${BUILD_WRKSRC} && \
 		${CP} -f MakeSEQ Makefile && \
 		${MAKE} ${FC})
 	(cd ${BUILD_WRKSRC} && \
 		${MAKE} clean && \
 		${CP} -f MakePAR Makefile && \
 		${MAKE} gfortran)
 
 .include <bsd.port.options.mk>
 
 do-install:
 	${INSTALL_PROGRAM} ${WRKSRC}/execute/dlpoly-classic ${STAGEDIR}${PREFIX}/bin
 	${INSTALL_PROGRAM} ${WRKSRC}/execute/dlpoly-classic-mpi ${STAGEDIR}${PREFIX}/bin
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 	${INSTALL_DATA} ${WRKSRC}/manual/* ${STAGEDIR}${DOCSDIR}
 	@${MKDIR} ${STAGEDIR}${EXAMPLESDIR}
 	${CP} -R ${WRKSRC}/execute ${STAGEDIR}${EXAMPLESDIR}
 	${RM} ${STAGEDIR}${EXAMPLESDIR}/execute/dlpoly*
 .if ${PORT_OPTIONS:MGUI}
 	@${MKDIR} ${STAGEDIR}${DATADIR}
 	${INSTALL_DATA} ${WRKSRC}/java/GUI.jar ${STAGEDIR}${DATADIR}
 	${INSTALL_SCRIPT} ${WRKDIR}/dlpoly-gui ${STAGEDIR}${PREFIX}/bin
 .endif
 
 .include <bsd.port.mk>