SLP_GETSTREAM
if (slp->ns_flag & SLP_GETSTREAM)
slp->ns_flag |= SLP_GETSTREAM;
slp->ns_flag &= ~SLP_GETSTREAM;
slp->ns_flag &= ~SLP_GETSTREAM;
slp->ns_flag &= ~SLP_GETSTREAM;
slp->ns_flag &= ~SLP_GETSTREAM;