Where is jQuery included in DLE?

Question

JavaScript

In what file are these guys connected?
They are not in main.tpl.

Answer 1

file engine/modules/functions.php
lines
function build_js($js, $config)
tag {header}

Answer 2

header.tpl

Answer 3

In the {headers} tag , along with all the necessary meta tags.
They are sewn into the engine, because. all functions are written using Jquery