#!/usr/bin/perl ## ##  printenv -- demo CGI program which just prints its environment ## print "Content-type: text/plain; charset=iso-8859-1\n\n"; foreach $var (sort(keys(%ENV))) {    $val = $ENV{$var};    $val =~ s|\n|\\n|g;    $val =~ s|"|\\"|g;    print "${var}=\"${val}\"\n"; }