That code is not exactly hard to write on your own.
/ Per Hedbor ()
Previous text:
2004-05-10 15:09: Subject: License question for contributed source
Incorrect; the proposed version also treats leading spaces differently for numbers, similar to how leading zeroes already work in dwim_sort. For example, "pic4" < "pic 4" < "pic04". Otherwise they seem to do the same thing already.
/ Johan Sundström (Achtung Liebe!)