org-list-get-all-items
org-list-get-all-items is a compiled Lisp function in `org-list.el'.
(org-list-get-all-items ITEM STRUCT PREVS)
List all items in the same sub-list as ITEM.
STRUCT is the list structure.  PREVS is the alist of previous
items, as returned by `org-list-prevs-alist'.