Something

if [ $TERM = "xterm" ]; then 
  ##export LANG=fr_FR.UTF-8		# gettext extension
  ##export LANG=fr_BE@euro		# gettext extension
  export LANG=fr_BE.UTF-8		# gettext extension
else
  if [ $TERM = "rxvt-unicode" ]; then
    export LANG=fr_BE.UTF-8     # gettext extension
    printf "\33]701;$LANG\007"
  else
    #export LANG=fr_BE.ISO-8859-15	# gettext extension
    if [ $TERM = "linux" ]; then
    	unicode_start
	export LANG=fr_BE.UTF-8     # gettext extension
    else
        ##export LANG=fr_BE@euro	# gettext extension
        ##export LANG=fr_BE.UTF-8	# gettext extension
	export LANG=fr_BE
    fi
  fi
fi