diff -up libextractor-1.3/src/plugins/exiv2_extractor.cc.exiv_026 libextractor-1.3/src/plugins/exiv2_extractor.cc

--- libextractor-1.3/src/plugins/exiv2_extractor.cc.exiv_026	2013-06-25 06:02:05.000000000 -0500

+++ libextractor-1.3/src/plugins/exiv2_extractor.cc	2017-05-11 08:14:07.931182160 -0500

@@ -180,7 +180,7 @@ public:

    *

    * @return -1 on error

    */

-  virtual long int size (void) const;

+  virtual size_t size (void) const;

   /**

    * Check if file is open.

@@ -445,10 +445,10 @@ ExtractorIO::tell (void) const

  *

  * @return -1 on error

  */

-long int 

+size_t 

 ExtractorIO::size (void) const

 {

-  return (long) ec->get_size (ec->cls);

+  return ec->get_size (ec->cls);

 }