You can specify enviornment variables for commands done in backticks by using the special %ENV hash, like this 
$ENV{FRED}="JONES";
# this will print JONES
print `echo \$FRED`;

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In reply to Re: Specifying a shell for use with Backticks by fletcher_the_dog
in thread Specifying a shell for use with Backticks by gaspodethewonderdog

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