Got rid of a couple of typos and removed an old (?) description
of the "a" option to smtp(8).

Reference: /n/sources/patch/applied/man_smtp
Date: Thu Dec  1 10:46:48 CET 2005

--- /sys/man/8/smtp	Thu Dec  1 10:46:11 2005
+++ /sys/man/8/smtp	Thu Dec  1 10:45:54 2005
@@ -65,7 +65,8 @@
 if the server supports the ESMTP extension to use TLS encryption, turn it
 on.  If the server also supports the PLAIN (user + password) authentication,
 authenticate to the server using a password from
-.IR factotum (4).  See RFC's 3207 and 2554.
+.IR factotum (4).
+See RFCs 3207 and 2554.
 .TP
 .B -u
 specify a user name to be used in authentication.  The default name is