</a>
<li><code>history_search_prefix</code>: <a href="#Searching%20the%20History%20List">Searching the History List</a>
<li><code>history_set_history_state</code>: <a href="#Initializing%20History%20and%20State%20Management">Initializing History and State Management</a>
<li><code>history_set_pos</code>: <a href="#Moving%20Around%20the%20History%20List">Moving Around the History List</a>
<li><code>history_subst_char</code>: <a href="#History%20Variables">History Variables</a>
<li><code>history_tokenize</code