routename
return (routename(sa));
(void) printf(" route to: %s\n", routename(&req_rt->ri_dst.sa));
(void) printf("destination: %s\n", routename(dst));
(void) printf(" mask: %s\n", routename(mask));
(void) printf(" gateway: %s\n", routename(gate));
(void) printf(" setsrc: %s\n", routename(src));
static char *routename(const struct sockaddr *sa);
(void) printf(" %s", routename(sa));
rtm->rtm_flags & RTF_HOST ? routename(sa) :
(void) printf("%-20.20s ", routename(sa));