ifa_msghdr        407 net/if.h       struct ifa_msghdr {
ifa_msghdr        537 net/rtsock.c   		len = sizeof(struct ifa_msghdr);
ifa_msghdr        595 net/rtsock.c   		len = sizeof(struct ifa_msghdr);
ifa_msghdr        731 net/rtsock.c   			struct ifa_msghdr	*ifam;
ifa_msghdr        745 net/rtsock.c   			ifam = mtod(m, struct ifa_msghdr *);
ifa_msghdr        898 net/rtsock.c   				struct ifa_msghdr *ifam;
ifa_msghdr        900 net/rtsock.c   				ifam = (struct ifa_msghdr *)w->w_tmem;