# Fixup screen and define ``session'' if available.
screen=$(find_working screen 2>/dev/null)
if [ $? = 0 ]; then
  # Override SCREENDIR iff screen is not setuid.
  if ! ls -l "$screen" | cut -d ' ' -f 1 | grep s >/dev/null; then
    export SCREENDIR="$HOME/.screen/$HOSTNAME"
  fi

  krenew=$(find_working krenew 2/dev/null)
  if [ $? = 0 ]; then
    alias kscreen="$krenew --"
  else
    alias kscreen=''
  fi
  unset krenew

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