(PHP 4 >= 4.0.5, PECL pdflib >= 1.0.0)
PDF_add_locallink — Add link annotation for current page [deprecated]
$pdfdoc
   , float $lowerleftx
   , float $lowerlefty
   , float $upperrightx
   , float $upperrighty
   , int $page
   , string $dest
   )
   Add a link annotation to a target within the current PDF file.
   Returns TRUE on success or FALSE on failure.
  
   This function is deprecated since PDFlib version 6, use
   PDF_create_action() with type=GoTo
   and PDF_create_annotation() with
   type=Link instead.