As far as I know, this should be portable to Win32. Unless grep isn't implemented there, but I believe it to be. If you let me know where this fails on Win32, I might be able to help.

Also, wog's solution below looks like it will handle any portability issues transparently.

--jwest

-><- -><- -><- -><- -><-
All things are Perfect
    To every last Flaw
    And bound in accord
         With Eris's Law
 - HBT; The Book of Advice, 1:7