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Well, you can implement a Perl peek() with unpack('P',..). Once you have that, there's only security through obscurity. :-) -Larry Wall in <199710161537.IAA07828@wall.org>
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\ / \/ (__) /\ (oo) O O _\/_ // * ( ) // \ (\\ // \( \\ ) ( \\ ) /\ ___[\______/^^^^^^^\__/) o-)__ |\__[=======______//________)__\ \|_______________//____________| ||| || //|| ||| ||| || @.|| ||| || \/ .\/ ||
wc -w documento1.txt