my $value = $CPAN::Config->{$setting} or next;
if ($setting =~ /^make/
? $value =~ /(?:PREFIX|INSTALL_BASE)/
- : /(?:--prefix|--install_base)/
+ : $value =~ /(?:--prefix|--install_base)/
) {
die <<"DEATH";
WHOA THERE! It looks like you've got $CPAN::Config->{$setting} set in