diff -up evolution-2.23.4/configure.experimental-plugins evolution-2.23.4/configure
--- evolution-2.23.4/configure.experimental-plugins	2008-06-19 08:34:44.000000000 -0400
+++ evolution-2.23.4/configure	2008-06-19 08:35:07.000000000 -0400
@@ -38556,13 +38556,13 @@ plugins_base_always="calendar-file calen
 plugins_base="$plugins_base_always $SA_JUNK_PLUGIN $BF_JUNK_PLUGIN $EXCHANGE_PLUGIN $MONO_PLUGIN "
 all_plugins_base="$plugins_base_always sa-junk-plugin bogo-junk-plugin exchange-operations mono"
 
-plugins_standard_always="bbdb subject-thread save-calendar select-one-source copy-tool mail-to-task mark-calendar-offline audio-inline mailing-list-actions default-mailer import-ics-attachments prefer-plain mail-notification attachment-reminder face backup-restore email-custom-header"
+plugins_standard_always="bbdb subject-thread save-calendar select-one-source copy-tool mail-to-task mark-calendar-offline audio-inline mailing-list-actions default-mailer import-ics-attachments prefer-plain mail-notification attachment-reminder face backup-restore"
 
 plugins_standard="$plugins_standard_always"
 all_plugins_standard="$plugins_standard"
 
 plugins_experimental_always="folder-unsubscribe mail-to-meeting save-attachments external-editor"
-plugins_experimental="$plugins_experimental_always $IPOD_SYNC $TNEF_ATTACHMENTS $PYTHON_PLUGIN"
+plugins_experimental="$plugins_experimental_always $IPOD_SYNC $TNEF_ATTACHMENTS $PYTHON_PLUGIN email-custom-header"
 all_plugins_experimental="$plugins_experimental_always ipod-sync tnef-attachments"
 
 case x"$enable_plugins" in
diff -up evolution-2.23.4/configure.in.experimental-plugins evolution-2.23.4/configure.in
--- evolution-2.23.4/configure.in.experimental-plugins	2008-06-19 08:34:01.000000000 -0400
+++ evolution-2.23.4/configure.in	2008-06-19 08:34:35.000000000 -0400
@@ -1732,13 +1732,13 @@ plugins_base_always="calendar-file calen
 plugins_base="$plugins_base_always $SA_JUNK_PLUGIN $BF_JUNK_PLUGIN $EXCHANGE_PLUGIN $MONO_PLUGIN " 
 all_plugins_base="$plugins_base_always sa-junk-plugin bogo-junk-plugin exchange-operations mono"
 
-plugins_standard_always="bbdb subject-thread save-calendar select-one-source copy-tool mail-to-task mark-calendar-offline audio-inline mailing-list-actions default-mailer import-ics-attachments prefer-plain mail-notification attachment-reminder face backup-restore email-custom-header" 
+plugins_standard_always="bbdb subject-thread save-calendar select-one-source copy-tool mail-to-task mark-calendar-offline audio-inline mailing-list-actions default-mailer import-ics-attachments prefer-plain mail-notification attachment-reminder face backup-restore" 
 
 plugins_standard="$plugins_standard_always"
 all_plugins_standard="$plugins_standard"
 
 plugins_experimental_always="folder-unsubscribe mail-to-meeting save-attachments external-editor"
-plugins_experimental="$plugins_experimental_always $IPOD_SYNC $TNEF_ATTACHMENTS $PYTHON_PLUGIN"
+plugins_experimental="$plugins_experimental_always $IPOD_SYNC $TNEF_ATTACHMENTS $PYTHON_PLUGIN email-custom-header"
 all_plugins_experimental="$plugins_experimental_always ipod-sync tnef-attachments"
 
 case x"$enable_plugins" in