Version 0.39 is available upstream. Please consider updating! It seems that version 0.39 is available upstream, while the latest version in the Gentoo tree is 0.37. You think this warning is false? Read more about it here.
The ngx-headers-more module allows adding, settin, or clearing any output or input header.
This is an enhanced version of the standard headers module since it provides more
utilities like resetting or clearing "builtin headers" like Content-Type, Content-Length,
and Server.