mutt_expand_aliases_env (env);
void mutt_fix_reply_recipients (ENVELOPE *env){  if (! option (OPTMETOO))  {    /* the order is important here.  do the CC: first so that if the     * the user is the only recipient, it ends up on the TO: field     */    env->cc = remove_user (env->cc, (env->to == NULL));    env->to = remove_user (env->to, (env->cc == NULL));  }    /* the CC field can get cluttered, especially with lists */  env->to = mutt_remove_duplicates (env->to);  env->cc = mutt_remove_duplicates (env->cc);  env->cc = mutt_remove_xrefs (env->to, env->cc);}