hostent_set_cname
if (hostent_set_cname(h, name, 0) == -1)
if (hostent_set_cname(h, tokens[1], 0) == -1)
if (hostent_set_cname(h, rr.rr.ptr.ptrname, 1) == -1)
if (hostent_set_cname(h, rr.rr_dname, 1) == -1)
if (hostent_set_cname(h, rr.rr_dname, 1) == -1)
static int hostent_set_cname(struct hostent_ext *, const char *, int);