[perl #7657] Install 5.6.1: taint & ipc_sysv dump core

Closing this since no information seems to be forthcoming. Do feel free
to reopen this if you are still having issues on more recent versions of
perl.

• [ID 20010909.014] Install 5.6.1: taint & ipc_sysv dump core by bro
• [perl #7657] Install 5.6.1: taint & ipc_sysv dump core by Jesse Luehrs via RT
• [perl #7657] Install 5.6.1: taint & ipc_sysv dump core by Brian Fraser via RT