--- a/Makefile	Thu Mar 21 15:48:58 2019 +0100
+++ b/Makefile	Thu Mar 21 16:17:10 2019 +0100
@@ -21,8 +21,6 @@
 
 SRC=		${.CURDIR}
 
-PLIST_FILES=	bin/check-ports
-
 HGCANONICALPATH?=	default
 HGREVISION=	${:!hg id -R "${SRC}" -q!}
 HGDATE=		${:!hg log -R "${SRC}" -r "${HGREVISION:S/+//}" --template '{date|isodatesec}'!}
@@ -31,7 +29,7 @@
 
 do-extract:
 	${MKDIR} ${WRKSRC}/bin
-.for _rp in ${PLIST_FILES}
+.for _rp in bin/check-ports
 	${CP} -v ${SRC}/${_rp} ${WRKSRC}/${_rp}
 	${SED} -i "" -E -e "s|\\\$$Date\\\$$|\$$Date: ${HGDATE} \$$|" ${WRKSRC}/${_rp}
 	${SED} -i "" -E -e "s|\\\$$Revision\\\$$|\$$Revision: ${HGREVISION} \$$|" ${WRKSRC}/${_rp}
@@ -40,10 +38,18 @@
 	${SED} -i "" -e "s|\\\$$HGsource\\\$$|\$$HGsource: ${HGPATH}/${_rp} \$$|" ${WRKSRC}/${_rp}
 	${SED} -i "" -e "s|@@VERSION@@|${PORTVERSION}|" ${WRKSRC}/${_rp}
 .endfor
+	${MKDIR} ${WRKSRC}/etc
+.for _ef in etc/package-mapping.conf.sample
+	${CP} -v ${SRC}/${_ef} ${WRKSRC}/${_ef}
+.endfor
 
 do-install:
-.for _rp in ${PLIST_FILES}
+.for _rp in bin/check-ports
 	${INSTALL_SCRIPT} ${WRKSRC}/${_rp} ${STAGEDIR}${PREFIX}/${_rp}
 .endfor
+	${MKDIR} ${STAGEDIR}${ETCDIR}
+.for _ef in package-mapping.conf.sample
+	${INSTALL_DATA} ${WRKSRC}/etc/${_ef} ${STAGEDIR}${ETCDIR}/${_ef}
+.endfor
 
 .include <bsd.port.mk>