config/convert.go
func SignalPresent(s *os.Signal) bool {
	if s == nil {
		return false
	}
	return *s != signals.SIGNIL
}
func SignalPresent(s *os.Signal) bool {
	if s == nil {
		return false
	}
	return *s != signals.SIGNIL
}
// SignalPresent returns a boolean indicating if the pointer is nil, or if the pointer is pointing to the zero value..