bp_forums_parent_forum_id()

function bp_forums_parent_forum_id() {

	/**
	 * Filters the parent forum ID for the bbPress abstraction layer.
	 *
	 * @since BuddyPress 1.5.0
	 *
	 * @param int BP_FORUMS_PARENT_FORUM_ID The Parent forum ID constant.
	 */
	return apply_filters( 'bp_forums_parent_forum_id', BP_FORUMS_PARENT_FORUM_ID );
}