Put CRLF on all lines in user SMTP. Pass this info down to
innumerable routines.
SCCS-mr: usr.sbin/sendmail/src/deliver.c 123
SCCS-mr: usr.sbin/sendmail/src/savemail.c 123
SCCS-mr: usr.sbin/sendmail/src/version.c 123
SCCS-mr: usr.sbin/sendmail/src/util.c 123
SCCS-mr: usr.sbin/sendmail/src/queue.c 123
SCCS-mr: usr.sbin/sendmail/src/usersmtp.c 123
SCCS-mr: usr.sbin/sendmail/src/headers.c 123
SCCS-vsn: usr.sbin/sendmail/src/deliver.c 3.138
SCCS-vsn: usr.sbin/sendmail/src/savemail.c 3.54
SCCS-vsn: usr.sbin/sendmail/src/version.c 3.269
SCCS-vsn: usr.sbin/sendmail/src/util.c 3.38
SCCS-vsn: usr.sbin/sendmail/src/queue.c 3.60
SCCS-vsn: usr.sbin/sendmail/src/usersmtp.c 3.32
SCCS-vsn: usr.sbin/sendmail/src/headers.c 3.42