avl-tree-create
avl-tree-create is an alias for `avl-tree--create' in `avl-tree.el
'.
(avl-tree-create ARG1)
This function has a compiler macro `avl-tree--create--cmacro'.
Create an empty AVL tree.
COMPARE-FUNCTION is a function which takes two arguments, A and B,
and returns non-nil if A is less than B, and nil otherwise.