- forgot to initialize bx_param_string_c::handler before.  Thanks to Greg   for narrowing this down.
- forgot to initialize bx_param_string_c::handler before.  Thanks to Greg
  for narrowing this down.

marmolejo/bochs-zet,marmolejo/bochs-zet,marmolejo/bochs-zet,marmolejo/bochs-zet,marmolejo/bochs-zet