- if (ad != addr) string_cat(s, &size, &offset, US" ", 1);
- string_cat(s, &size, &offset, ad->address, Ustrlen(ad->address));
+ /*XXX string_append_listele() ? */
+ if (ad != addr) s = string_catn(s, &size, &offset, US" ", 1);
+ s = string_cat(s, &size, &offset, ad->address);