66   if (!_res.retrans)  in res_init()
67     _res.retrans = RES_TIMEOUT;  in res_init()
68   if (!_res.retry)  in res_init()
69     _res.retry = RES_DFLRETRY;  in res_init()
70   if (!(_res.options & RES_INIT))  in res_init()
71     _res.options = RES_DEFAULT;  in res_init()
72   else if (_res.nscount > 0)  in res_init()
73     __res_iclose (&_res, true); /* Close any VC sockets.  */  in res_init()
78   if (!_res.id)  in res_init()
79     _res.id = res_randomid ();  in res_init()
81   return __res_vinit (&_res, 1);  in res_init()
85 #undef _res
91 struct __res_state _res;  variable
94 __thread struct __res_state *__resp = &_res;
103 compat_symbol (libc, _res, _res, GLIBC_2_0);