There is ssl.SSLCertVerificationError when the build tries to download cudd.
Have worked around by doing the following in work/dd-0.6.0:

	 wget --content-disposition https://sourceforge.net/projects/cudd-mirror/files/cudd-3.0.0.tar.gz/download

More on this:

http://mail-index.netbsd.org/pkgsrc-users/2023/12/31/msg038689.html
