envolution [1] filed a deletion request for pingnoo [2]: issues reported over a year ago without maintainer response:
Invalid certificate to source URL results in failure to download Installs to /usr/local/bin Additional issues: Compiles third party libraries and registers them in /etc/ld.so.conf.d/ causing conflicts for other applications - https://aur.archlinux.org/packages/wfview#comment-1030250 [1] https://aur.archlinux.org/account/envolution/ [2] https://aur.archlinux.org/pkgbase/pingnoo/
