Use the new, clearer EXIF_DATA_TYPE_UNKNOWN definition.
Use the new, clearer EXIF_DATA_TYPE_UNKNOWN definition.

pestophagous/unofficial_scratchpad_git-cvsimport_libexif,pestophagous/unofficial_scratchpad_git-cvsimport_libexif,pestophagous/unofficial_scratchpad_git-cvsimport_libexif