Made xSendFile optional again.
Made xSendFile optional again.

interjection/infinity-next,nextchan/infinity-next,infinity-next/infinity-next,infinity-next/infinity-next,nextchan/infinity-next,interjection/infinity-next,tmrwbo/infinity-next,tmrwbo/infinity-next,nextchan/infinity-next,infinity-next/infinity-next,interjection/infinity-next,tmrwbo/infinity-next,nextchan/infinity-next