(defcstruct g-param-spec-long
  (:parent-instance (:pointer (:struct g-param-spec)))
  (:minimum :long)
  (:maximum :long)
  (:default-value :long))  

:parent-instance

Private g-param-spec portion.

:minimum

A long integer with the minimum value.

:maximum

A long integer with the maximum value.

:default-value

A long integer with the default value.