=head1 SYNOPSIS
B<openssl> B<genrsa>
+[B<-help>]
[B<-out filename>]
[B<-passout arg>]
[B<-aes128>]
=over 4
+=item B<-help>
+
+Print out a usage message.
+
=item B<-out filename>
-the output filename. If this argument is not specified then standard output is
-used.
+Output the key to the specified file. If this argument is not specified then
+standard output is used.
=item B<-passout arg>