Move dumpdates creation to CONFS=

Approved by:	bapt (mentor)
Differential Revision:	https://reviews.freebsd.org/D16435

etc/Makefile

@@ -296,8 +296,6 @@ distribution:
 		${INSTALL_SYMLINK} mail/aliases ${DESTDIR}/etc/aliases; \
 	fi
 .endif
-	${INSTALL} -o ${BINOWN} -g operator -m 664 /dev/null \
-	    ${DESTDIR}/etc/dumpdates
 .if ${MK_LOCATE} != "no"
 	${INSTALL} -o nobody -g ${BINGRP} -m 644 /dev/null \
 	    ${DESTDIR}/var/db/locate.database

sbin/dump/Makefile

@@ -15,6 +15,10 @@
 
 PACKAGE=runtime
 PROG=	dump
+CONFS=	/dev/null
+CONFSGRP=	operator
+CONFSMODE=	664
+CONFSNAME_/dev/null=	dumpdates
 LINKS=	${BINDIR}/dump ${BINDIR}/rdump
 CFLAGS+=-DRDUMP
 SRCS=	itime.c main.c optr.c dumprmt.c tape.c traverse.c unctime.c cache.c