Secondary email addresses?

Other than hacking CanonicalizeAddress in config.pm, is there
an “easier” way for me to tell RT that a user has more than 1
email address?

Thanks in advance.
Ambrose Li a.c.li@ieee.org
http://ada.dhs.org/~acli/cmcc/ http://www.cccgt.org/

DRM is theft - We are the stakeholders