message: COMP: missing definition of ITK_LIBRARY_BUILD_TYPE for external build
diff: @@ -131,6 +131,12 @@ mark_as_advanced(RTK_DATA_ROOT)
  # Initialization
  if(NOT ITK_SOURCE_DIR)
  include(itk-module-init.cmake)
  +
  + if(RTK_BUILD_SHARED_LIBS)
  + set(ITK_LIBRARY_BUILD_TYPE "SHARED")
  + else()
  + set(ITK_LIBRARY_BUILD_TYPE "STATIC")
  + endif()
  endif()
  # Propagate cmake options in a header file
  