The patch have a misspelling: "ipv6_only=on" must be replaced by "ipv6only=on"
See: https://bugs.launchpad.net/ubuntu/+source/nginx/+bug/1162177
The patch have a misspelling: "ipv6_only=on" must be replaced by "ipv6only=on"
See: https:/ /bugs.launchpad .net/ubuntu/ +source/ nginx/+ bug/1162177