goodname
if (goodname(n->ncmd.args->narg.text))
if (readtoken() != TWORD || quoteflag || ! goodname(wordtext))
int goodname(const char *);
rv = getaddrinfo(goodname, NULL, &hints, &res);
rv = getaddrinfo(goodname, "666", &hints, &res);
rv = getaddrinfo(goodname, NULL, &hints, &res);
rv = getaddrinfo(goodname, NULL, &hints, &res);
static const char goodname[] = "www.freebsd.org";
rv = getaddrinfo(goodname, NULL, &hints, &res);
if (goodname(p)) {
goodname(char *);
if (goodname(hp->hostname->string)) {
if (!goodname(host->hostname->string)) {