Clearing the TO var results in mail from organizer to member going to all members. In case of organizer to organizer, it is sufficient to leave the TO var set and let cropswap-sendmail.sh handle CC to other organizers

filters/cropswap@shandan.one

@@ -62,10 +62,6 @@ if ($DISPATCH)
    MLIST="$LISTDIR/alist"
    gdbmopen($MLIST, "R")
    ORGANIZER=gdbmfetch(tolower($FROM))
-   if (gdbmfetch(tolower($TO)) ne "")
-   {
-      TO=""
-   }
    gdbmclose
 
    if ($ORGANIZER eq "NONE" || $ORGANIZER eq "")