fix the Makefile for windows
fix the Makefile for windows

factor/factor,nicolas-p/factor,erg/factor,tgunr/factor,bpollack/factor,sarvex/factor-lang,sarvex/factor-lang,Keyholder/factor,mcandre/factor,factor/factor,mrjbq7/factor,dch/factor,mrjbq7/factor,AlexIljin/factor,nicolas-p/factor,ceninan/factor,dch/factor,sarvex/factor-lang,cataska/factor,AlexIljin/factor,slavapestov/factor,erg/factor,AlexIljin/factor,jwmerrill/factor,mrjbq7/factor,nicolas-p/factor,AlexIljin/factor,ceninan/factor,sarvex/factor-lang,bpollack/factor,jwmerrill/factor,littledan/Factor,slavapestov/factor,bpollack/factor,bjourne/factor,tgunr/factor,tgunr/factor,erg/factor,bjourne/factor,kingcons/factor,mrjbq7/factor,cataska/factor,bjourne/factor,slavapestov/factor,ceninan/factor,littledan/Factor,dch/factor,mrjbq7/factor,kingcons/factor,nicolas-p/factor,tgunr/factor,erg/factor,jwmerrill/factor,dch/factor,seckar/factor,factor/factor,bjourne/factor,erg/factor,AlexIljin/factor,bjourne/factor,ehird/factor,mcandre/factor,bpollack/factor,seckar/factor,littledan/Factor,sarvex/factor-lang,bpollack/factor,littledan/Factor,mcandre/factor,slavapestov/factor,Keyholder/factor,bjourne/factor,nicolas-p/factor,factor/factor,ceninan/factor,sarvex/factor-lang,tgunr/factor,erg/factor,erg/factor,slavapestov/factor,factor/factor,cataska/factor,mcandre/factor,kingcons/factor,slavapestov/factor,seckar/factor,sarvex/factor-lang,dch/factor,dch/factor,factor/factor,kingcons/factor,ehird/factor,nicolas-p/factor,nicolas-p/factor,bpollack/factor,Keyholder/factor,bjourne/factor,cataska/factor,slavapestov/factor,mcandre/factor,mcandre/factor,AlexIljin/factor,ehird/factor,mcandre/factor,mrjbq7/factor,tgunr/factor,bpollack/factor,AlexIljin/factor