anchor.diff:        environment.extraOutputsToInstall = [ "man" ];
       })
   
  +    (mkIf cfg.info.enable {
  +      environment.systemPackages = [ pkgs.texinfoInteractive ];
  +      environment.pathsToLink = [ "/share/info" ];
  +      environment.extraOutputsToInstall = [ "info" ];
  +    })
  +
       (mkIf cfg.doc.enable {
         # TODO(@oxij): put it here and remove from profiles?
         # environment.systemPackages = [ pkgs.w3m ]; # w3m-nox?
  
positive.code:         description = ''
            Whether to install documentation of packages from
            <option>environment.systemPackages</option> into the generated system path.
          '';
        };
  
        man.enable = mkOption {
  
negative.code:         description = ''
            Whether to install manual pages and the <command>man</command> command.
            This also includes "man" outputs.
          '';
        };
  
        info.enable = mkOption {
          type = types.bool;
          default = true;
          description = ''
            Whether to install info pages and the <command>info</command> command.
            This also includes "info" outputs.
          '';
        };
  
  