Use the rasops_info struct as the accesscookie for wsdisplay.  Simplifies the code as it allows us to use some of the rasops_xxx functions directly.
Use the rasops_info struct as the accesscookie for wsdisplay.  Simplifies the
code as it allows us to use some of the rasops_xxx functions directly.

orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars