use CGI qw/:standard :cgi-lib/;
my %FORM = Vars();

# OR

use CGI ':standard';
my $q = new CGI;
my %FORM = $q->Vars();

# Oddly enough, the following do NOT work:

use CGI ':standard';
my %FORM = CGI->Vars();
# or
my %FORM = CGI::Vars();