NAME
       FreeVPortCopLists -- deallocate all intermediate copper lists and
       their headers from a viewport

   SYNOPSIS
       FreeVPortCopLists(vp)
                         a0

        void FreeVPortCopLists(struct viewport *);

   FUNCTION
       Search display, color, sprite, and user copper
       lists and call freemem() to deallocate them from memory

   INPUTS
       vp - pointer to viewport structure

   RESULTS
       The memory allocated to the various copper lists will be returned
        to the system's free memory pool, and the following fields in
        the viewport structure will be set to NULL:

                DspIns, Sprins, ClrIns, UCopIns

   BUGS
       none known

   SEE ALSO
        graphics/view.h