function genesis_paged_rel() {

  global $wp_query;

  $next = '';
  $prev = $next;

  $paged = (int) get_query_var( 'paged' );
  $page  = (int) get_query_var( 'page' );

  if ( ! is_singular() ) {
    $prev = $paged > 1 ? get_previous_posts_page_link() : $prev;
    $next = $paged < $wp_query->max_num_pages ? get_next_posts_page_link( $wp_query->max_num_pages ) : $next;
  } else {
    // No need for this on previews.
    if ( is_preview() ) {
      return;
    }

    $numpages = substr_count( $wp_query->post->post_content, '<!--nextpage-->' ) + 1;

    if ( $numpages && ! $page ) {
      $page = 1;
    }

    if ( $page > 1 ) {
      $prev = genesis_paged_post_url( $page - 1 );
    }

    if ( $page < $numpages ) {
      $next = genesis_paged_post_url( $page + 1 );
    }
  }

  if ( $prev ) {
    printf( '<link rel="prev" href="%s" />' . "\n", esc_url( $prev ) );
  }

  if ( $next ) {
    printf( '<link rel="next" href="%s" />' . "\n", esc_url( $next ) );
  }

}