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