add Berkeley specific copyright notice

add Berkeley specific copyright notice

SCCS-vsn: usr.bin/make/lst.lib/lstAppend.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstAtEnd.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstAtFront.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstClose.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstConcat.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstCur.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstDatum.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstDeQueue.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstDestroy.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstDupl.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstEnQueue.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstFake.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstFind.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstFindFrom.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstFirst.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstForEach.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstForEachFrom.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstIndex.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstInit.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstInsert.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstIsAtEnd.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstIsEmpty.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstLast.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstLength.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstMember.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstMove.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstNext.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstOpen.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstPred.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstPrev.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstRemove.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstReplace.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstSetCirc.c 5.2
SCCS-vsn: usr.bin/make/lst.lib/lstSucc.c 5.2