* Merge from debian unstable. (LP: #852484) Remaining changes: - debian/backup.init, debian/rules, debian/postinst: Do not call init script on shutdown and reboot (TearDown) (Debian #488660) - debian/control: Add dependency for libsocket6-perl. - debian/control: Drop build dependency to 'par2', it's in universe. - configure.pl: Do not test for par2 being available at build time - debian/control: depend on default-mta | mail-transport-agent, instead of enumerating a long list of alternative MTAs. - debian/rules: installing setuid wrapper with setuid bit set, and no permissions granted to other (mode 4750) * New upstream release. Closes: #641450 * urgency set to high because of a security fix * Non-maintainer upload. * Use inetutils-ping as an alternative to iputils-ping. Closes: #630777