(defcstruct g-enum-class
  (:type-class (:pointer (:struct g-type-class)))
  (:minimum :int)
  (:maximum :int)
  (:n-values :uint)
  (:values (:pointer g-enum-value)))  

:type-class

The parent class.

:minimum

The smallest possible value.

:maximum

The largest possible value.

:n-values

The number of possible values.

:values

An array of g-enum-value structures describing the individual values.