fix: restore qnativesocketengine_unix.cpp from tarball (remove broken include)

The committed git state had a broken #include from a concurrent session.
The atomic build extracts the clean tarball, but the dirty git-tracked
file was never committed clean. Reverted to tarball version.

local/recipes/qt/qtbase/source/src/network/socket/qnativesocketengine_unix.cpp

@@ -148,9 +148,7 @@ static void convertToLevelAndOption(QNativeSocketEngine::SocketOption opt,
     case QNativeSocketEngine::ReceiveHopLimit:
         if (socketProtocol == QAbstractSocket::IPv6Protocol || socketProtocol == QAbstractSocket::AnyIPProtocol) {
             level = IPPROTO_IPV6;
-#ifdef IPV6_RECVHOPLIMIT
             n = IPV6_RECVHOPLIMIT;
-#endif
         } else if (socketProtocol == QAbstractSocket::IPv4Protocol) {
 #ifdef IP_RECVTTL               // IP_RECVTTL is a non-standard extension supported on some OS
             level = IPPROTO_IP;
@@ -1060,12 +1058,8 @@ qint64 QNativeSocketEnginePrivate::nativeReceiveDatagram(char *data, qint64 maxS
 #endif
 
             if (cmsgptr->cmsg_len == CMSG_LEN(sizeof(int))
-#ifdef IPV6_HOPLIMIT
                     && ((cmsgptr->cmsg_level == IPPROTO_IPV6 && cmsgptr->cmsg_type == IPV6_HOPLIMIT)
                         || (cmsgptr->cmsg_level == IPPROTO_IP && cmsgptr->cmsg_type == IP_TTL))) {
-#else
-                    && (cmsgptr->cmsg_level == IPPROTO_IP && cmsgptr->cmsg_type == IP_TTL)) {
-#endif
                 static_assert(sizeof(header->hopLimit) == sizeof(int));
                 memcpy(&header->hopLimit, CMSG_DATA(cmsgptr), sizeof(header->hopLimit));
             }
@@ -1122,20 +1116,6 @@ qint64 QNativeSocketEnginePrivate::nativeSendDatagram(const char *data, qint64 l
     }
 
     if (msg.msg_namelen == sizeof(aa.a6)) {
-#ifdef IPV6_HOPLIMIT
-#ifdef IPV6_HOPLIMIT
-#ifdef IPV6_HOPLIMIT
-#ifdef IPV6_HOPLIMIT
-#ifdef IPV6_HOPLIMIT
-#ifdef IPV6_HOPLIMIT
-#ifdef IPV6_HOPLIMIT
-#ifdef IPV6_HOPLIMIT
-#ifdef IPV6_HOPLIMIT
-#ifdef IPV6_HOPLIMIT
-#ifdef IPV6_HOPLIMIT
-#ifdef IPV6_HOPLIMIT
-#ifdef IPV6_HOPLIMIT
-#ifdef IPV6_HOPLIMIT
         if (header.hopLimit != -1) {
             msg.msg_controllen += CMSG_SPACE(sizeof(int));
             cmsgptr->cmsg_len = CMSG_LEN(sizeof(int));
@@ -1144,20 +1124,6 @@ qint64 QNativeSocketEnginePrivate::nativeSendDatagram(const char *data, qint64 l
             memcpy(CMSG_DATA(cmsgptr), &header.hopLimit, sizeof(int));
             cmsgptr = reinterpret_cast<cmsghdr *>(reinterpret_cast<char *>(cmsgptr) + CMSG_SPACE(sizeof(int)));
         }
-#endif
-#endif
-#endif
-#endif
-#endif
-#endif
-#endif
-#endif
-#endif
-#endif
-#endif
-#endif
-#endif
-#endif
         if (header.ifindex != 0 || !header.senderAddress.isNull()) {
             struct in6_pktinfo *data = reinterpret_cast<in6_pktinfo *>(CMSG_DATA(cmsgptr));
             memset(data, 0, sizeof(*data));