diff options
| -rw-r--r-- | src/network/res_msend.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/network/res_msend.c b/src/network/res_msend.c index 105bf598..9adaea13 100644 --- a/src/network/res_msend.c +++ b/src/network/res_msend.c @@ -72,6 +72,11 @@ int __res_msend_rc(int nqueries, const unsigned char *const *queries, /* Handle case where system lacks IPv6 support */ if (fd < 0 && family == AF_INET6 && errno == EAFNOSUPPORT) { + for (i=0; i<nns && conf->ns[nns].family == AF_INET6; i++); + if (i==nns) { + pthread_setcancelstate(cs, 0); + return -1; + } fd = socket(AF_INET, SOCK_DGRAM|SOCK_CLOEXEC|SOCK_NONBLOCK, 0); family = AF_INET; sl = sizeof sa.sin; |