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