Use correct initializer for in6addr_loopback and in6addr_any

In commit b8e8160d a fix was applied to prevent compiler
warnings when using IN6ADDR_ANY_INIT or IN6ADDR_LOOPBACK_INIT:
https://bugzilla.redhat.com/show_bug.cgi?id=1067426

Apparently this change wasn't fully complete as it turned
out to break the contents of the global variable in6addr_loopback:
https://bugzilla.redhat.com/show_bug.cgi?id=1124368
1 file changed