• const_pointer : ruby_allocator< T > , ruby_allocator< void >
• const_reference : ruby_allocator< T >
• difference_type : ruby_allocator< T >
• other : ruby_allocator< T >::rebind< U > , ruby_allocator< void >::rebind< U >
• pointer : ruby_allocator< T > , ruby_allocator< void >
• reference : ruby_allocator< T >
• size_type : ruby_allocator< T >
• value_type : ruby_allocator< T > , ruby_allocator< void >