fixes permission checks on Windows with VirtualStore redirection
fixes permission checks on Windows with VirtualStore redirection

xpol/luainstaller,tst2005/luarocks,leafo/luarocks,xpol/luarocks,xpol/luarocks,leafo/luarocks,robooo/luarocks,lxbgit/luarocks,aryajur/luarocks,aryajur/luarocks,xpol/luainstaller,luarocks/luarocks,usstwxy/luarocks,usstwxy/luarocks,ignacio/luarocks,xpol/luainstaller,xpol/luainstaller,tst2005/luarocks,coderstudy/luarocks,xpol/luarocks,tarantool/luarocks,tarantool/luarocks,starius/luarocks,starius/luarocks,tarantool/luarocks,leafo/luarocks,xpol/luavm,lxbgit/luarocks,robooo/luarocks,robooo/luarocks,ignacio/luarocks,usstwxy/luarocks,rrthomas/luarocks,aryajur/luarocks,ignacio/luarocks,aryajur/luarocks,xiaq/luarocks,xpol/luavm,xiaq/luarocks,keplerproject/luarocks,starius/luarocks,coderstudy/luarocks,xpol/luavm,rrthomas/luarocks,ignacio/luarocks,luarocks/luarocks,tst2005/luarocks,rrthomas/luarocks,xiaq/luarocks,xiaq/luarocks,lxbgit/luarocks,keplerproject/luarocks,usstwxy/luarocks,robooo/luarocks,keplerproject/luarocks,starius/luarocks,xpol/luarocks,xpol/luavm,xpol/luavm,lxbgit/luarocks,luarocks/luarocks,rrthomas/luarocks,coderstudy/luarocks,tst2005/luarocks,coderstudy/luarocks,keplerproject/luarocks