Currently packaged (and latest upstream) release 0.5.1 is from 2009.
The bug has been referenced in the following commit(s): https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=869aa57ff62751c1550abf1ea337b75e3cedee2e commit 869aa57ff62751c1550abf1ea337b75e3cedee2e Author: Michael Palimaka <kensington@gentoo.org> AuthorDate: 2017-12-07 11:53:18 +0000 Commit: Michael Palimaka <kensington@gentoo.org> CommitDate: 2017-12-07 11:53:45 +0000 profiles: mask net-ftp/oneclickftp for removal Bug: https://bugs.gentoo.org/638824 profiles/package.mask | 5 +++++ 1 file changed, 5 insertions(+)}
This was since removed.