cru2x
cru2x(td->td_ucred, xcr);
cru2x(inp->sctp_socket->so_cred, &xuc);
cru2x(inp->inp_cred, &xuc);
cru2x(inp->inp_cred, &xuc);
cru2x(inp->inp_cred, &xuc);
cru2x(inp->sctp_socket->so_cred, &xuc);
cru2x(inp->inp_cred, &xuc);
cru2x(cred, &xcr);
cru2x(cred, &xcr);
cru2x(cred, &ar->k_ar.ar_subj_cred);
void cru2x(struct ucred *cr, struct xucred *xcr);