VIFI_INVALID      312 netinet/ip_mroute.c static vifi_t reg_vif_num = VIFI_INVALID;
VIFI_INVALID      858 netinet/ip_mroute.c 		if (reg_vif_num == VIFI_INVALID) {
VIFI_INVALID      954 netinet/ip_mroute.c 		reg_vif_num = VIFI_INVALID;
VIFI_INVALID     3272 netinet/ip_mroute.c 		if ((reg_vif_num >= numvifs) || (reg_vif_num == VIFI_INVALID)) {