buf := bytes.NewBuffer(nil)
		cmd.Stdout = buf
		cmd.Stderr = buf
		if err := cmd.Start(); err != nil {
			// We are starting so many processes that on
			// some systems (problem seen on Darwin,
			// Dragonfly, OpenBSD) the fork call will fail
			// with EAGAIN.
			if pe, ok := err.(*os.PathError); ok {
				err = pe.Err
			}

					// but not as a general constant.
					// Treat this as a variable of the
					// appropriate type, not a constant,
					// to get C-style type handling,
					// avoiding the problem that C permits
					// uint64(-1) but Go does not.
					// See issue 26066.
					n.Kind = "var"
				default:
					n.Const = fmt.Sprintf("%f", floats[i])
				}
			case "sconst":
				if i < len(strs) {