understrap/functions.php

<?php
/**
 * understrap functions and definitions
 *
 * @package understrap
 */

/**
 * Theme setup and custom theme supports.
 */
require get_template_directory() . '/inc/setup.php';

/**
 * Register widget area.
 *
 * @link http://codex.wordpress.org/Function_Reference/register_sidebar
 */
require get_template_directory() . '/inc/widgets.php';


/**
 * Enqueue scripts and styles.
 */
require get_template_directory() . '/inc/enqueue.php';

/**
 * Implement the Custom Header feature.
 */
//require get_template_directory() . '/inc/custom-header.php';

/**
 * Custom template tags for this theme.
 */
require get_template_directory() . '/inc/template-tags.php';

/**
 * Custom functions that act independently of the theme templates.
 */
require get_template_directory() . '/inc/extras.php';

/**
 * Customizer additions.
 */
require get_template_directory() . '/inc/customizer.php';

/**
 * Load Jetpack compatibility file.
 */
require get_template_directory() . '/inc/jetpack.php';

/**
* Load custom WordPress nav walker.
*/
require get_template_directory() . '/inc/bootstrap-wp-navwalker.php';