anchor.diff:    sslSupportEnabled = sslSupport != false;
     sslLibs = {
       libressl = libressl;
  +    bearssl = bearssl;
     };
   
   in
  
positive.code: { lib, stdenv, skawarePackages
  
  # Whether to build the TLS/SSL tools and what library to use
  # acceptable values: "libressl", false
  # TODO: add bearssl
  , sslSupport ? "libressl" , libressl
  }:
  
  with skawarePackages;
  
negative.code:     # remove all s6 executables from build directory
      rm $(find -name "s6-*" -type f -mindepth 1 -maxdepth 1 -executable)
      rm minidentd
      rm libs6net.* libstls.* libs6tls.* libsbearssl.*
  
      mv doc $doc/share/doc/s6-networking/html
    '';
  