#if os(Windows) let createMode = Int(ucrt.S_IREAD | ucrt.S_IWRITE) #else let createMode = Int(S_IREAD | S_IWRITE | S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH) #endif guard let fh = FileHandle(path: path, flags: flags, createMode: createMode) else {