+=item B<-out filename>
+
+the output filename. If this argument is not specified then standard output is
+used.
+
+=item B<-passout password>
+
+the output file password. Since certain utilities like "ps" make the command line
+visible this option should be used with caution.
+
+=item B<-envpassout var>
+
+read the output file password from the environment variable B<var>.
+