# Fixup screen and define ``session'' if available.
screen=$(which screen 2>/dev/null)
if [ ! -z "$screen" ]; then
  # Override SCREENDIR iff screen is not setuid.
  if ! ls -l "$screen" | cut -d ' ' -f 1 | grep s >/dev/null; then
    export SCREENDIR="$HOME/.screen/$HOSTNAME"
  fi

  if which krenew 2>/dev/null | grep ^/ >/dev/null; then
    alias kscreen='krenew --'
  else
    alias kscreen=''
  fi

  alias session='bigscreen -rx -S session || kscreen bigscreen -S session'
fi
unset screen