;; `cus-start' can be loaded twice: it's preloaded by `loadup.el'
;; (at which point we don't set up all the info) but can be *re*loaded
;; later on demand by `custom' (and `info-xref') to get the full info.
+ ;; `cus-start--preload' is bound to t by loadup.el before it loads
+ ;; this file.
(if (bound-and-true-p cus-start--preload)
;; Note this is the _only_ initialize property we handle.
(if (eq (cadr (memq :initialize rest)) #'custom-initialize-delay)