Merge branch '206-nslookup-accepts-any-bogus-option-interpret-it-as-vc-v9_11' into 'v9_11'

Resolve "nslookup accepts any -bogus -option, interpret it as -vc"

See merge request !215
7 jobs for v9_11 in 6 minutes and 31 seconds (queued for 1 second)