diff options
| -rw-r--r-- | lib/replace/libreplace_network.m4 | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/replace/libreplace_network.m4 b/lib/replace/libreplace_network.m4 index 6554a59d386..d8ed8a1d536 100644 --- a/lib/replace/libreplace_network.m4 +++ b/lib/replace/libreplace_network.m4 @@ -414,6 +414,14 @@ if (ret != 0) { const char *es = gai_strerror(ret); } freeaddrinfo(ai); +{ + int val = 1; + #ifdef HAVE_LINUX_IPV6_V6ONLY_26 + #define IPV6_V6ONLY 26 + #endif + ret = setsockopt(s, IPPROTO_IPV6, IPV6_V6ONLY, + (const void *)&val, sizeof(val)); +} ],[ libreplace_cv_HAVE_IPV6=yes ],[ |