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-rw-r--r--Mailman/Gui/General.py13
1 files changed, 13 insertions, 0 deletions
diff --git a/Mailman/Gui/General.py b/Mailman/Gui/General.py
index dfde6309..86ddf933 100644
--- a/Mailman/Gui/General.py
+++ b/Mailman/Gui/General.py
@@ -505,6 +505,19 @@ class General(GUIBase):
here."""))
)
+ # Do we munge Cc: in AvoidDuplicates.py
+ rtn.append(
+ ('drop_cc', mm_cfg.Radio,
+ (_('No'), _('Yes')), 0,
+ _('Should duplicate avoidance drop addresses from Cc: headers'),
+ _("""The process which avoids sending a list copy of a message to
+ a member who is also directly addressed in To: or Cc: can drop
+ the address from Cc: to avoid growing a long Cc: list in long
+ threads. This can be undesirable as it can break DKIM
+ signatures and possibly cause confusion. To avoid changes to
+ Cc: headers, set this to No."""))
+ )
+
# Discard held messages after this number of days
rtn.append(
('max_days_to_hold', mm_cfg.Number, 7, 0,