Mine

echo "Samba name looker-upper"
mkdir ~/.smblookup
echo "looking up: Hatch"
nmblookup hatch > ~/.smblookup/hatch.smb
grep -v "querying hatch on 192.168.1.255" ~/.smblookup/hatch.smb > ~/.smblookup/hatch2.smb
cat ~/.smblookup/hatch2.smb | cut -d " " -f 1 > ~/.smblookup/hatch3.smb
rm -f ~/.smblookup/hatch.smb
rm -f ~/.smblookup/hatch2.smb
mv ~/.smblookup/hatch3.smb ~/.smblookup/hatch.smb
cat ~/.smblookup/hatch.smb >> ~/.smblookup/list.smb