tag	line	file	source code
protocols	39	net/ddi.c	extern struct ddi_proto    protocols[];  /* network protocols  */
protocols	55	net/ddi.c	pro = protocols;
protocols	33	net/protocols.c	struct net_proto protocols[] = {
protocols	1273	net/socket.c	extern struct net_proto protocols[];  /* Network protocols */
protocols	1277	net/socket.c	pro = protocols;