M_NETGRAPH_ETF
privdata = malloc(sizeof(*privdata), M_NETGRAPH_ETF, M_WAITOK | M_ZERO);
M_NETGRAPH_ETF, M_NOWAIT | M_ZERO);
M_NETGRAPH_ETF, M_NOWAIT | M_ZERO);
free(privdata, M_NETGRAPH_ETF);
free(fil1, M_NETGRAPH_ETF);
free(NG_HOOK_PRIVATE(hook), M_NETGRAPH_ETF);
static MALLOC_DEFINE(M_NETGRAPH_ETF, "netgraph_etf", "netgraph etf node ");