Merge branch 'pager_fd' of https://github.com/stoeckmann/util-linux

* 'pager_fd' of https://github.com/stoeckmann/util-linux:
  lib/pager: Use original stderr in pager_close
  lib/pager: Use pager_open/close for pager_redirect
  lib/pager: Clear potential stdout/stderr errors
  lib/pager: Flush outputs in pager_close
  lib/pager: Improve signal handling in pager_close

diff --cc lib/pager.c
Simple merge