bsd/net/if.c

258 int if_index;
375  *   ifnet_addrs[] is indexed by (if_index - 1), whereas
376  *   ifindex2ifnet[] is indexed by ifp->if_index.  That requires us to
388 	new_index = ++if_index;
389 	if (if_index > if_indexlim) {
407 			--if_index;
706 		    (scope == IFSCOPE_NONE || ia->ia_ifp->if_index == scope)) {
736 		    (scope == IFSCOPE_NONE || ia->ia_ifp->if_index == scope)) {
875 	if (ifscope > (unsigned int)if_index) {
964 		if (sdl->sdl_index && sdl->sdl_index <= if_index) {
1024 				    ifp->if_index != ifscope) {