=> Bootstrap dependency digest>=20010302: found digest-20190127
=> Fetching SNNSv4.3.tar.gz
=> Total size: 5076669 bytes
ftp: Can't LOOKUP `cdn.netbsd.org:http': Temporary failure in name resolution
ftp: Can't connect to `cdn.netbsd.org:http'
fetch: Unable to fetch expected file SNNSv4.3.tar.gz
ftp: Can't LOOKUP `www-ra.informatik.uni-tuebingen.de:http': Temporary failure in name resolution
ftp: Can't connect to `www-ra.informatik.uni-tuebingen.de:http'
fetch: Unable to fetch expected file SNNSv4.3.tar.gz
ftp: Can't LOOKUP `cdn.NetBSD.org:http': Temporary failure in name resolution
ftp: Can't connect to `cdn.NetBSD.org:http'
fetch: Unable to fetch expected file SNNSv4.3.tar.gz
ftp: Can't LOOKUP `ftp6.NetBSD.org:http': Temporary failure in name resolution
ftp: Can't connect to `ftp6.NetBSD.org:http'
fetch: Unable to fetch expected file SNNSv4.3.tar.gz
ftp: Can't LOOKUP `ftp.fr.NetBSD.org:http': Temporary failure in name resolution
ftp: Can't connect to `ftp.fr.NetBSD.org:http'
fetch: Unable to fetch expected file SNNSv4.3.tar.gz
ftp: Can't LOOKUP `ftp.NetBSD.org:http': Temporary failure in name resolution
ftp: Can't connect to `ftp.NetBSD.org:http'
fetch: Unable to fetch expected file SNNSv4.3.tar.gz
*** Error code 1

Stop.
make: stopped in /usr/pkgsrc/math/snns