fix the dependency on zlib
fix the dependency on zlib

sousoux/luvit,GabrielNicolasAvellaneda/luvit-upstream,boundary/luvit,bsn069/luvit,GabrielNicolasAvellaneda/luvit-upstream,rjeli/luvit,DBarney/luvit,boundary/luvit,AndrewTsao/luvit,boundary/luvit,zhaozg/luvit,sousoux/luvit,zhaozg/luvit,luvit/luvit,sousoux/luvit,sousoux/luvit,rjeli/luvit,connectFree/lev,rjeli/luvit,bsn069/luvit,kaustavha/luvit,GabrielNicolasAvellaneda/luvit-upstream,bsn069/luvit,sousoux/luvit,AndrewTsao/luvit,DBarney/luvit,DBarney/luvit,sousoux/luvit,boundary/luvit,DBarney/luvit,GabrielNicolasAvellaneda/luvit-upstream,connectFree/lev,AndrewTsao/luvit,rjeli/luvit,boundary/luvit,boundary/luvit,kaustavha/luvit,kaustavha/luvit,luvit/luvit