[B<-out filename>]
[B<-2>]
[B<-5>]
-[B<-rand file:file>]
+[B<-rand file(s)>]
[numbits]
=head1 DESCRIPTION
The generator to use, either 2 or 5. 2 is the default.
-=item B<-rand file:file>
+=item B<-rand file(s)>
a file or files containing random data used to seed the random number
-generator. Multiple files can be specified separated by B<:>.
+generator. Multiple files can be specified separated by a OS-dependent
+character. For MS-Windows, the separator is B<;>. For OpenVMS, it's
+B<,>. For all others, it's B<:>.
=item B<numbits>