rp="Operating system name?"
. ./myread
case "$ans" in
none)  osname='' ;;
*) echo "AAAA: ans='${ans}', sed='${sed}', Here is tr:"
cat ./tr
echo "BBBB: done cat tr"
osname=`echo "$ans" | $sed -e 's/[   ][      ]*/_/g' | ./tr '[A-Z]' '[a-z]'`
echo "CCCC: osname='${osname}'"
;;
esac
echo " "
echo "XXXXXX out of case with this osname='${osname}'"