ucred_size
ucred_t *ucp = alloca(ucred_size());
ucred_t *uc = alloca(ucred_size());
if ((ti->ti_ucred = uu_zalloc(ucred_size())) == NULL)
ucred = alloca(ucred_size());
ucred = alloca(ucred_size());
extern size_t ucred_size(void);
size_t sz = ucred_size();
ucred_t *ucp = alloca(ucred_size());
size_t uc = ucred_size();
optinfsize = ucred_size() + DEFSIZE/2;
size_t uc = ucred_size();
size_t ucred_sz = ucred_size();
size_t ucred_sz = ucred_size();
opt->len - sizeof (struct T_opthdr) <= ucred_size()) {
ucred_t *uc = alloca(ucred_size());
ucred_t *uc = alloca(ucred_size());
ucp = malloc(ucred_size());
adp->arg_size = ucred_size();