--- inc/Module/Install.pm.orig	2006-01-19 16:08:23 UTC
+++ inc/Module/Install.pm
@@ -89,7 +89,7 @@ sub preload {
     my %seen_method;
     foreach my $obj ( @exts ) {
         while (my ($method, $glob) = each %{ref($obj) . '::'}) {
-            next unless defined *{$glob}{CODE};
+            next unless exists &{ref($obj).'::'.$method};
             next if $method =~ /^_/;
             next if $method eq uc($method);
             $seen_method{$method}++;