platcap_check
extern int platcap_check(Syscapset *, const char *, Rej_desc *);
if (platcap_check(scapset, str, NULL) == 0)
if (platcap_check(scapset, str, rej) == 0)
if (platcap_check(scapset, capstr->cs_str, rej) == 1)