Modifying constructor for value-slong structures.
(change-value-slong x [:get <get>])
This is an often useful alternative to make-value-slong.
We construct a new value-slong structure that is a copy of
This is an ordinary
Macro:
(defmacro change-value-slong (x &rest args) (std::change-aggregate 'value-slong x args '((:get . value-slong->get)) 'change-value-slong 'nil))