Applying suggestions from reviewers.

Author: ashgti

lldb/unittests/TestingSupport/Host/SocketTestUtilities.cpp

@@ -120,18 +120,24 @@ bool lldb_private::HostSupportsLocalhostToIPv4() {
   if (!HostSupportsIPv4())
     return false;
 
-  auto addresses = SocketAddress::GetAddressInfo("localhost", nullptr, AF_INET,
-                                                 SOCK_STREAM, IPPROTO_TCP);
-  return !addresses.empty();
+  auto addresses = SocketAddress::GetAddressInfo(
+      "localhost", nullptr, AF_UNSPEC, SOCK_STREAM, IPPROTO_TCP);
+  return std::find_if(addresses.begin(), addresses.end(),
+                      [](SocketAddress &addr) {
+                        return addr.GetFamily() == AF_INET;
+                      }) != addresses.end();
 }
 
 bool lldb_private::HostSupportsLocalhostToIPv6() {
   if (!HostSupportsIPv6())
     return false;
 
-  auto addresses = SocketAddress::GetAddressInfo("localhost", nullptr, AF_INET6,
-                                                 SOCK_STREAM, IPPROTO_TCP);
-  return !addresses.empty();
+  auto addresses = SocketAddress::GetAddressInfo(
+      "localhost", nullptr, AF_UNSPEC, SOCK_STREAM, IPPROTO_TCP);
+  return std::find_if(addresses.begin(), addresses.end(),
+                      [](SocketAddress &addr) {
+                        return addr.GetFamily() == AF_INET6;
+                      }) != addresses.end();
 }
 
 llvm::Expected<std::string> lldb_private::GetLocalhostIP() {