> Maybe changing
> 
> dd bs=1k if=$1 skip=$O1|dd count=$Z2|gzip -d -q>$RD
> 
> to
> 
> dd ibs=1k if=$1 skip=$O1 obs=512|dd count=$Z2|gzip -d -q>$RD

I mean,

 dd bs=1k if=$1 skip=$O1|dd ibs=1k obs=512|dd count=$Z2|gzip -d -q>$RD

probably will fix it.

-Tom

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