I would suggest a slight modification 

my $desired_size = 2048000;
my $current_size = -s $file;
my $null_bytes = "\x00" x ($desired_size - $current_size);
open OUT, ">>", $file or die;
binmode OUT;             # <-- Some OSs need this
print OUT $null_bytes;
close OUT;

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In reply to Re: Re: Re: Re: insert zero into binary files ? by hawtin
in thread insert zero into binary files ? by bh_perl

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