mutt_set_body_charset(a, get_text_charset(a, info));
mutt_set_body_charset(a, get_text_charset(chsbuf, sizeof (chsbuf), a, info));
void mutt_update_encoding (BODY *a){  CONTENT *info;  if ((info = mutt_get_content_info (a->filename, a)) == NULL)    return;  mutt_set_encoding (a, info);  mutt_stamp_attachment(a);    if (a->type == TYPETEXT)    mutt_set_body_charset(a, get_text_charset(a, info));  safe_free ((void **) &a->content);  a->content = info;}