.RB [ \-w
.IR windowid ]
.RB [ \-v ]
+.RB [ \-f
+.IR file ]
.RB [ \-e
.IR command ...]
.SH DESCRIPTION
.B \-v
prints version information to stderr, then exits.
.TP
+.BI \-f " file"
+writes all the I/O to
+.I file
+.TP
.BI \-e " program " [ " arguments " "... ]"
st executes
.I program