Fix bootstrap on windows
Fix bootstrap on windows

slavapestov/factor,sarvex/factor-lang,factor/factor,slavapestov/factor,bjourne/factor,AlexIljin/factor,bpollack/factor,slavapestov/factor,sarvex/factor-lang,AlexIljin/factor,slavapestov/factor,sarvex/factor-lang,factor/factor,factor/factor,dch/factor,mrjbq7/factor,factor/factor,dch/factor,bjourne/factor,nicolas-p/factor,bpollack/factor,sarvex/factor-lang,bpollack/factor,nicolas-p/factor,factor/factor,bpollack/factor,bpollack/factor,nicolas-p/factor,AlexIljin/factor,mrjbq7/factor,bjourne/factor,sarvex/factor-lang,tgunr/factor,mrjbq7/factor,mrjbq7/factor,nicolas-p/factor,bjourne/factor,nicolas-p/factor,tgunr/factor,slavapestov/factor,sarvex/factor-lang,mrjbq7/factor,AlexIljin/factor,tgunr/factor,bpollack/factor,dch/factor,AlexIljin/factor,bjourne/factor,nicolas-p/factor,tgunr/factor,AlexIljin/factor,tgunr/factor,mrjbq7/factor,bjourne/factor,nicolas-p/factor,dch/factor,tgunr/factor,AlexIljin/factor,slavapestov/factor,dch/factor,slavapestov/factor,sarvex/factor-lang,bpollack/factor,factor/factor,dch/factor,bjourne/factor