+#define PUB_DICT_NAME "DicomV3Dict"
+#define PUB_DICT_FILENAME "gdcm.dic"
+#define DICT_ELEM "DicomDir.dic"
+#define DICT_TS "dicomTS.dic"
+#define DICT_VR "dicomVR.dic"
+#define DICT_GROUP_NAME "DictGroupName.dic"
+
+GDCM_EXPORT extern const std::string GDCM_UNKNOWN;
+GDCM_EXPORT extern const std::string GDCM_UNFOUND;
+GDCM_EXPORT extern const std::string GDCM_BINLOADED;
+GDCM_EXPORT extern const std::string GDCM_NOTLOADED;
+GDCM_EXPORT extern const std::string GDCM_UNREAD;
+GDCM_EXPORT extern const std::string GDCM_NOTASCII;
+GDCM_EXPORT extern const std::string GDCM_PIXELDATA;
+
+GDCM_EXPORT extern const std::string GDCM_VRUNKNOWN;