diff options
| -rw-r--r-- | src/tcp_address.cpp | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/tcp_address.cpp b/src/tcp_address.cpp index 38737c4..a82298d 100644 --- a/src/tcp_address.cpp +++ b/src/tcp_address.cpp @@ -274,7 +274,8 @@ int xs::tcp_address_t::resolve_interface (char const *interface_, // service-name irregularity due to indeterminate socktype. req.ai_flags = AI_PASSIVE | AI_NUMERICHOST; -#ifndef XS_HAVE_WINDOWS +#if defined AI_V4MAPPED && !defined XS_HAVE_WINDOWS && !defined XS_HAVE_FREEBSD + // On FreeBSD, AI_V4MAPPED isn't supported. // Windows by default maps IPv4 addresses into IPv6. In this API we only // require IPv4-mapped addresses when no native IPv6 interfaces are // available (~AI_ALL). This saves an additional DNS roundtrip for IPv4 @@ -319,8 +320,9 @@ int xs::tcp_address_t::resolve_hostname (const char *hostname_, bool ipv4only_) // Need to choose one to avoid duplicate results from getaddrinfo() - this // doesn't really matter, since it's not included in the addr-output. req.ai_socktype = SOCK_STREAM; - -#ifndef XS_HAVE_WINDOWS + +#if defined AI_V4MAPPED && !defined XS_HAVE_WINDOWS && !defined XS_HAVE_FREEBSD + // On FreeBSD, AI_V4MAPPED isn't supported. // Windows by default maps IPv4 addresses into IPv6. In this API we only // require IPv4-mapped addresses when no native IPv6 interfaces are // available. This saves an additional DNS roundtrip for IPv4 addresses. |