On Sun, 23 Sep 2007, Didier Wiroth wrote:

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> How can achive my goal with the standard openbsd files (without installing gtar!)?

When I started to do backup many years ago it was a find piped to cpio.
so i think you could replace the xargs tar with some variant of

cpio -o -H ustar which should generate a tar archive. 
but i havn't tested... So look at the switches for cpio.
-moj
> Thank you very much

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> didier