add Berkeley specific header

add Berkeley specific header

SCCS-vsn: sbin/quotacheck/quotacheck.c 5.9
SCCS-vsn: usr.sbin/quotaon/quotaon.c 5.3
SCCS-vsn: usr.sbin/repquota/repquota.c 5.5
SCCS-vsn: usr.bin/quota/quota.1 6.2
SCCS-vsn: lib/libc/sys/quotactl.2 6.8
SCCS-vsn: usr.sbin/edquota/edquota.8 6.3
SCCS-vsn: sbin/quotacheck/quotacheck.8 6.3
SCCS-vsn: usr.sbin/quotaon/quotaon.8 6.2
SCCS-vsn: usr.sbin/repquota/repquota.8 6.2
SCCS-vsn: sys/ufs/ffs/quota.h 7.2
SCCS-vsn: sys/ufs/ufs/quota.h 7.2
SCCS-vsn: usr.bin/quota/quota.c 5.5
SCCS-vsn: usr.bin/talk/Makefile 5.6
SCCS-vsn: usr.bin/talk/ctl.c 5.3
SCCS-vsn: usr.bin/talk/ctl_transact.c 5.3
SCCS-vsn: usr.bin/talk/display.c 5.2
SCCS-vsn: usr.bin/talk/get_addrs.c 5.3
SCCS-vsn: usr.bin/talk/get_names.c 5.4
SCCS-vsn: usr.bin/talk/init_disp.c 5.2
SCCS-vsn: usr.bin/talk/invite.c 5.4
SCCS-vsn: usr.bin/talk/io.c 5.2
SCCS-vsn: usr.bin/talk/look_up.c 5.3
SCCS-vsn: usr.bin/talk/msgs.c 5.3
SCCS-vsn: usr.bin/talk/talk.c 5.3
SCCS-vsn: usr.bin/talk/talk.h 5.3
SCCS-vsn: usr.bin/talk/talk_ctl.h 5.3