=> Bootstrap dependency digest>=20010302: found digest-20190127
=> Fetching libfilezilla-0.31.1.tar.bz2
=> Total size: 585070 bytes
ftp: Error retrieving file `404 Not Found'
fetch: Unable to fetch expected file libfilezilla-0.31.1.tar.bz2
ftp: Can't connect to `2001:470:a085:999::21:80': No route to host
ftp: Can't connect to `ftp6.NetBSD.org:http'
fetch: Unable to fetch expected file libfilezilla-0.31.1.tar.bz2
ftp: Error retrieving file `404 Not Found'
fetch: Unable to fetch expected file libfilezilla-0.31.1.tar.bz2
ftp: Error retrieving file `404 Not Found'
fetch: Unable to fetch expected file libfilezilla-0.31.1.tar.bz2
*** Error code 1

Stop.
make: stopped in /amd/pkgsrc/CHROOT/P/pkgsrc/net/libfilezilla