More tweaks.
 [rsc] --rw-rw-r-- M 669758 presotto sys 4507 Dec  3 12:46 sys/man/8/smtp
	/n/sourcesdump/2005/1203/plan9/sys/man/8/smtp:24,30 - 
	/n/sourcesdump/2005/1204/plan9/sys/man/8/smtp:24,30
	  .PP
	  .B upas/smtpd
	  [
	- .B -dfrg
	+ .B -adfrg
	  ][
	  .B -n
	  .I netdir
	/n/sourcesdump/2005/1203/plan9/sys/man/8/smtp:52,67 - 
	/n/sourcesdump/2005/1204/plan9/sys/man/8/smtp:52,68
	  .B -d
	  turn on debugging to standard error.
	  .TP
	- .B -s
	- if the server supports the ESMTP extension to use TLS encryption, turn it on for
	- this session.  See RFC3207 for details.
	- .TP
	- if the server also supports PLAIN or LOGIN authentication,
	+ .B -a
	+ if the server supports PLAIN or LOGIN authentication,
	  authenticate to the server using a password from
	  .IR factotum (4).
	  See RFCs 3207 and 2554.
	- This option also implies
	- .B -s .
	+ This option implies
	+ .BR -s .
	+ .TP
	+ .B -s
	+ if the server supports the ESMTP extension to use TLS encryption, turn it on for
	+ this session.  See RFC3207 for details.
	  .TP
	  .B -u
	  specify a user name to be used in authentication.  The default name is