-### Check if ITK was compiled with SYSTEM_GDCM = ON
-SET(CLITK_USE_SYSTEM_GDCM FALSE)
-IF(ITK_VERSION_MAJOR LESS "4")
- IF(ITK_USE_SYSTEM_GDCM)
- SET(CLITK_USE_SYSTEM_GDCM TRUE)
- ENDIF(ITK_USE_SYSTEM_GDCM)
-ELSE(ITK_VERSION_MAJOR LESS "4")
- SET(GDCM_INCLUDE_INSTALL ".*include/gdcm-.*")
- SET(GDCM_INCLUDE_BUILD ".*/Source/MediaStorageAndFileFormat")
- IF(NOT ITKGDCM_INCLUDE_DIRS MATCHES ${GDCM_INCLUDE_BUILD})
- SET(CLITK_USE_SYSTEM_GDCM TRUE)
- ENDIF()
-ENDIF(ITK_VERSION_MAJOR LESS "4")
+### Check if ITK was compiled with SYSTEM_GDCM = ON (Not possible anymore with ITK 4.13)
+### Add option to activate external GDCM in clitk
+set(CLITK_USE_SYSTEM_GDCM FALSE)
+if(CLITK_EXTERNAL_GDCM)
+ message("Be sure to use external GDCM with ITK")
+ set(CLITK_USE_SYSTEM_GDCM TRUE)
+endif()