The download link for FFTW changed.
The SuperBuild uses the URL
http://www.fftw.org/ to download FFTW. This URL is not available anymore. The new URL is
Update the URLs in
The copyright owner is CNES and has signed the ORFEO ToolBox Contributor License Agreement.
Check before merging:
git diff develop... -U0 --no-color | clang-format-diff.py -p1 -i on latest changes and commit