https://bugzilla.novell.com/show_bug.cgi?id=540598
https://bugzilla.novell.com/show_bug.cgi?id=540598#c29
--- Comment #29 from Kyrill Detinov lazy.kent.suse@gmail.com 2010-09-23 18:36:25 MSD --- It should use unzip. But I found an interesting bugreport: https://bugzilla.gnome.org/show_bug.cgi?id=611257