detect previous installation

site_archiver@lists.apple.com Delivered-To: installer-dev@lists.apple.com is there way that I can check during my installation whether my software has been installed before, even if it has since been completely uninstalled? any advice appreciated, thanks! _______________________________________________ Do not post admin requests to the list. They will be ignored. Installer-dev mailing list (Installer-dev@lists.apple.com) Help/Unsubscribe/Update your Subscription: http://lists.apple.com/mailman/options/installer-dev/site_archiver%40lists.a... This email sent to site_archiver@lists.apple.com