Several updates (UIDL) and fixes (dieing daemons) for gnu-pop3d have been made in virtualmail-pop3d (aka vm-pop3d). vm-pop3d contains this virtualmail patch and more. You may want to consider using vm-pop3d instead of this patch.
Please note that gnu-pop3d is no longer developed, and the virtualmail patches for gnu-pop3d are no longer freely supported. These virtualmail patches for gnu-pop3d have been integrated into vm-pop3d. vm-pop3d is forked version of gnu-pop3d that includes these patches and several other fixes. It has continuing open source development. Please use vm-pop3d instead of these patches. The vm-pop3d webpage is at http://www.reedmedia.net/software/virtualmail-pop3d/.
If you want the old webpage, go to "oldindex.html".