/* The following definitions come from lib/util_sid.c */
char *sid_to_fstring(fstring sidstr_out, const struct dom_sid *sid);
-char *sid_string_talloc(TALLOC_CTX *mem_ctx, const struct dom_sid *sid);
char *sid_string_dbg(const struct dom_sid *sid);
bool sid_linearize(uint8_t *outbuf, size_t len, const struct dom_sid *sid);
bool non_mappable_sid(struct dom_sid *sid);