-eval "require RT::Interface::Email::Auth::MailFrom_Vendor";
-die $@ if ($@ && $@ !~ qr{^Can't locate RT/Interface/Email/Auth/MailFrom_Vendor.pm});
-eval "require RT::Interface::Email::Auth::MailFrom_Local";
-die $@ if ($@ && $@ !~ qr{^Can't locate RT/Interface/Email/Auth/MailFrom_Local.pm});