* Bill Friedman <linguafr at sbcglobal.net> > /usr/src/sendmail-8.12.9/devtools/Site > # more site.config.m4 > dnl Milter > APPENDDEF(`conf_sendmail_ENVDEF', `-DMILTER') APPENDDEF(`confENVDEF', `-DMILTER') Is what I use; the key difference is that the MILTER setting should be applied when building all the components, not just sendmail.