M_NETGRAPH_SPPP
M_NETGRAPH_SPPP, M_WAITOK | M_NULLOK);
kfree(ng_sppp_units, M_NETGRAPH_SPPP);
kfree(ng_sppp_units, M_NETGRAPH_SPPP);
priv = kmalloc(sizeof(*priv), M_NETGRAPH_SPPP,
kfree(priv, M_NETGRAPH_SPPP);
kfree(pp, M_NETGRAPH_SPPP);
kfree(priv, M_NETGRAPH_SPPP);
kfree(priv, M_NETGRAPH_SPPP);
MALLOC_DEFINE(M_NETGRAPH_SPPP, "netgraph_sppp", "netgraph sppp node ");