.IR columns ]
.RB [ \-host
.IR hostname ]
+.RB [ \-port
+.IR portname/number ]
.RB [ \-user
.IR username ]
.RB [ \-pack
is set and
.B \-host
is specified as well, the commandline switch will override
-the environment variable.
+the environment variable. The
+.B \-port
+switch specifies the port name or number used to connect to the POP
+server. If unspecified the default is \*(lqpop3\*(rq.
.PP
The default is for
.B inc