Character menus and data structures
Structures used to define character menus 
Most character menu functions have a menuDefn parameter that is a pointer to a structure of this type (For example, see ARCreateCharMenu or ARExpandCharMenu).
The ARCharMenuStruct structure defines both the content and organization of the menu and has the following elements:
The ARCharMenuList structure has zero or more ARCharMenuItemStruct items, each representing an individual menu item. In this context, a menu item can be a value (a leaf item) or another menu (a top or intermediate-level item).
The ARCharMenuItemStruct structure has the following elements:
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