(member "biblatex" TeX-active-styles)
;; poor-man's check...
(save-excursion
- (re-search-forward "^[^%]*\\\\usepackage.*{biblatex}" nil t))))
+ (re-search-forward "^[^%\n]*?\\\\usepackage.*{biblatex}" nil t))))
;;;###autoload
(defun reftex-locate-bibliography-files (master-dir &optional files)