message: Disable more unsafe functions
diff: @@ -114,9 +114,11 @@ static struct {
  static std::vector<std::string> unsafe_functions {
  "pcntl_fork",
  + "pcntl_rfork",
  "pcntl_wait",
  "pcntl_waitpid",
  "pcntl_sigtimedwait",
  + "pcntl_sigwaitinfo",
  };
  static const zend_function_entry swoole_runtime_methods[] = {
  