support for using
--disable-openssl AND --without-tls

(needed if you want to avoid including crypto code).

Change-Id: I77650e9db679ddf1690560eda069d8645acacfc4
Reviewed-on: https://gerrit.libreoffice.org/38604Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: jan iversen <jani@libreoffice.org>