anchor.diff:             exit-graph-callback-
              :void))
          (defun csound-new-opcode-list (this opcodelist)
  -         (verrazano-support:virtual-funcall
  +         (virtual-funcall
              this
              77
              0
  
positive.code:            table
             :int))
         (defun csound-table-get (this table index)
           (verrazano-support:virtual-funcall
             this
             89
             0
  
negative.code:            args
             :void))
         (defun csound-set-message-callback (this csound-message-callback-)
           (virtual-funcall
             this
             54
             0
  