rump_pub_cred_create
return rump_pub_cred_create(uid, gid, ngroups, groups);
cred = rump_pub_cred_create(0, 0, 0, NULL);
rootcred = rump_pub_cred_create(0, 0, 0, NULL);
rootcred = rump_pub_cred_create(0, 0, 0, NULL);
struct kauth_cred* rump_pub_cred_create(uid_t, gid_t, size_t, gid_t *);
rump_pub_cred_create(0, 0, 0, NULL), rump_pub_lwproc_curlwp());
rump_pub_cred_create(0, 0, 0, NULL), rump_pub_lwproc_curlwp());