Hi,

>    Sorry for the delay because of computer problem.  Here is the process
> that I went through.

I do not find, from your log, what causes the problem.
No problem with the redefinition messages,
though it should be fixed in future.
I suspect that auto-generated source codes (na_op.c,na_math.c)
are not correctly generated.  Try

 ruby mkop.rb
 ruby mkmath.rb
 make

and then install.

Masa Tanaka