Function cyclors::ddsrt_avl_free_arg

pub unsafe extern "C" fn ddsrt_avl_free_arg(
    td: *const ddsrt_avl_treedef_t, 
    tree: *mut ddsrt_avl_tree_t, 
    freefun: Option<unsafe extern "C" fn(node: *mut c_void, arg: *mut c_void)>, 
    arg: *mut c_void
)