Make the check for the availability of fork() more precise
Make the check for the availability of fork() more precise

eileencodes/puma,eileencodes/puma,puma/puma,looker/puma,puma/puma,looker/puma,puma/puma,puma/puma,looker/puma,eileencodes/puma,eileencodes/puma,looker/puma