>Have you tried the VFPCompression.fll from Craig Boyd? See link:
>
>http://www.sweetpotatosoftware.com/spsblog/SearchView.aspx?q=compression#a416ae65b-0af2-4145-8637-aa0d81d77637
>
>If you have to select all files, I suggest that you keep track of all files and then delete the ones that you do not want.

It is not reliable.
Too bad because it is fast
and with a set of very valid API

SET LIBRARY TO vfpcompression.fll
? UnzipString(ZipString(REPLICATE('A',5677))) == REPLICATE('A',5677)
? UnzipString(ZipString(REPLICATE('A',5678))) == REPLICATE('A',5678)