cmake DCMTK_HAVE_CONFIG_H_OPTIONAL examples

bbrister/SIFT3D cmake/FindDCMTK.cmake :330

check_cxx_source_compiles("#include <dcmtk/config/osconfig.h>\n#include <dcmtk/ofstd/ofstream.h>\nint main(int,char*[]){return 0;}"
    DCMTK_HAVE_CONFIG_H_OPTIONAL
    )

BRAINSia/BRAINSTools CMake/FindDCMTK.cmake :342

check_cxx_source_compiles("#include <dcmtk/config/osconfig.h>\n#include <dcmtk/ofstd/ofstream.h>\nint main(int,char*[]){return 0;}"
    DCMTK_HAVE_CONFIG_H_OPTIONAL
    )

commontk/CTK Utilities/CMake/FindDCMTK.cmake :339

check_cxx_source_compiles("#include <dcmtk/config/osconfig.h>\n#include <dcmtk/ofstd/ofstream.h>\nint main(int,char*[]){return 0;}"
    DCMTK_HAVE_CONFIG_H_OPTIONAL
    )