Fix build for 32-bit linux and fs_* functions
Fix build for 32-bit linux and fs_* functions

Change-Id: I9e7a43a5c82a26fa7f2bb5744adefa0db36c3fd5

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