KI_NGROUPS
if (1 + ucred.cr_ngroups > KI_NGROUPS) {
kp->ki_ngroups = KI_NGROUPS;
gid_t ki_groups[KI_NGROUPS];
if (1 + cred->cr_ngroups > KI_NGROUPS) {
kp->ki_ngroups = KI_NGROUPS;
for (i = 0; i < KI_NGROUPS; i++)
gid_t ki_groups[KI_NGROUPS]; /* groups */