[13/Aug/2008:10:59:40][8149.3083196080][-main-] Warning: Multiple definition of acs_mail_lite::bounce_prefix in /packages/acs-mail-lite/tcl/acs-mail-lite-procs.tcl and /packages/acs-mail-lite/tcl/bounce-procs.tcl
[13/Aug/2008:10:59:40][8149.3083196080][-main-] Warning: Multiple definition of acs_mail_lite::address_domain in /packages/acs-mail-lite/tcl/acs-mail-lite-procs.tcl and /packages/acs-mail-lite/tcl/incoming-mail-procs.tcl
Looks like this exists on HEAD. I am not sure which is the intended "official" version.