SP4_MACH_CRED
.how = SP4_MACH_CRED,
if (sp->how == SP4_MACH_CRED) {
case SP4_MACH_CRED:
status = _nfs4_proc_exchange_id(clp, cred, SP4_MACH_CRED);
sp4_how = (adata->clp->cl_sp4_flags == 0 ? SP4_NONE : SP4_MACH_CRED);
case SP4_MACH_CRED:
case SP4_MACH_CRED:
case SP4_MACH_CRED:
case SP4_MACH_CRED:
case SP4_MACH_CRED: