added message flags:
authorKurt A. Schoens <kas@ucbvax.Berkeley.EDU>
Fri, 17 Oct 1980 10:50:47 +0000 (02:50 -0800)
committerKurt A. Schoens <kas@ucbvax.Berkeley.EDU>
Fri, 17 Oct 1980 10:50:47 +0000 (02:50 -0800)
commit898c10fc99e10d4a7f5f14a32ed0ff5e094ec30e
treed48a8897950d2f70dca2ee1632a4ac45adfce2f7
parentc52f0860cd357f5c37605db4ed5bc94ac75ab8d5
added message flags:
MNEW -- message arrived since mail last run
MREAD -- message has been read since it arrived
MSTATUS -- one of MNEW, MREAD changed during this session

SCCS-vsn: usr.bin/mail/def.h 1.4
usr/src/usr.bin/mail/def.h