stdenv: set meta.{position,license,teams,identifiers.cpeParts} (#512181)

    // {

      meta = {

      meta =

        let

          pos = builtins.unsafeGetAttrPos "name" argsStdenv;

        in

        {

          description = "The default build environment for Unix packages in Nixpkgs";

          platforms = lib.platforms.all;

          position = "${pos.file}:${toString pos.line}";

          teams = [ lib.teams.stdenv ];

          license = lib.licenses.mit;

          identifiers.cpeParts = {

            part = "a";

            vendor = "nixos";

            product = argsStdenv.name;

            inherit version;

          };

        };

      inherit buildPlatform hostPlatform targetPlatform;