[REG 5.15.1->6.0.0] macOS: network/secureudpclient fails to build

Scanning dependencies of target secureudpclient_autogen
[ 14%] Automatic MOC and UIC for target secureudpclient
[ 14%] Built target secureudpclient_autogen
Scanning dependencies of target secureudpclient
[ 28%] Building CXX object CMakeFiles/secureudpclient.dir/secureudpclient_autogen/mocs_compilation.cpp.o
In file included from /Users/qt/RTA/qt5/Examples/Qt-6.0.0/network/secureudpclient/secureudpclient_autogen/mocs_compilation.cpp:3:
In file included from /Users/qt/RTA/qt5/Examples/Qt-6.0.0/network/secureudpclient/secureudpclient_autogen/EWIEGA46WW/moc_association.cpp:10:
/Users/qt/RTA/qt5/Examples/Qt-6.0.0/network/secureudpclient/secureudpclient_autogen/EWIEGA46WW/../../association.h:86:5: error: unknown type name 'QDtls'
    QDtls crypto;
    ^
In file included from /Users/qt/RTA/qt5/Examples/Qt-6.0.0/network/secureudpclient/secureudpclient_autogen/mocs_compilation.cpp:3:
/Users/qt/RTA/qt5/Examples/Qt-6.0.0/network/secureudpclient/secureudpclient_autogen/EWIEGA46WW/moc_association.cpp:179:21: error: cannot initialize object parameter of type 'QObject' with an expression of type 'DtlsAssociation'
    return QObject::qt_metacast(_clname);
                    ^~~~~~~~~~~
/Users/qt/RTA/qt5/Examples/Qt-6.0.0/network/secureudpclient/secureudpclient_autogen/EWIEGA46WW/moc_association.cpp:184:20: error: cannot initialize object parameter of type 'QObject' with an expression of type 'DtlsAssociation'
    _id = QObject::qt_metacall(_c, _id, _a);
                   ^~~~~~~~~~~
/Users/qt/RTA/qt5/Examples/Qt-6.0.0/network/secureudpclient/secureudpclient_autogen/EWIEGA46WW/moc_association.cpp:189:32: error: cannot initialize a parameter of type 'QObject *' with an rvalue of type 'DtlsAssociation *'
            qt_static_metacall(this, _c, _id, _a);
                               ^~~~
/Users/qt/RTA/qt5/Examples/Qt-6.0.0/network/secureudpclient/secureudpclient_autogen/EWIEGA46WW/moc_association.cpp:103:51: note: passing argument to parameter '_o' here
void DtlsAssociation::qt_static_metacall(QObject *_o, QMetaObject::Call _c, int _id, void **_a)
                                                  ^
/Users/qt/RTA/qt5/Examples/Qt-6.0.0/network/secureudpclient/secureudpclient_autogen/EWIEGA46WW/moc_association.cpp:203:5: error: no matching function for call to 'activate'
    QMetaObject::activate(this, &staticMetaObject, 0, _a);
    ^~~~~~~~~~~~~~~~~~~~~
/Users/qt/RTA/qt5/6.0.0/clang_64/lib/QtCore.framework/Headers/qobjectdefs.h:222:17: note: candidate function not viable: no known conversion from 'DtlsAssociation *' to 'QObject *' for 1st argument
    static void activate(QObject *sender, const QMetaObject *, int local_signal_index, void **argv);
                ^
/Users/qt/RTA/qt5/6.0.0/clang_64/lib/QtCore.framework/Headers/qobjectdefs.h:223:17: note: candidate function not viable: no known conversion from 'DtlsAssociation *' to 'QObject *' for 1st argument
    static void activate(QObject *sender, int signal_offset, int local_signal_index, void **argv);
                ^
/Users/qt/RTA/qt5/6.0.0/clang_64/lib/QtCore.framework/Headers/qobjectdefs.h:221:17: note: candidate function not viable: requires 3 arguments, but 4 were provided
    static void activate(QObject *sender, int signal_index, void **argv);
                ^
In file included from /Users/qt/RTA/qt5/Examples/Qt-6.0.0/network/secureudpclient/secureudpclient_autogen/mocs_compilation.cpp:3:
/Users/qt/RTA/qt5/Examples/Qt-6.0.0/network/secureudpclient/secureudpclient_autogen/EWIEGA46WW/moc_association.cpp:210:5: error: no matching function for call to 'activate'
    QMetaObject::activate(this, &staticMetaObject, 1, _a);
    ^~~~~~~~~~~~~~~~~~~~~
/Users/qt/RTA/qt5/6.0.0/clang_64/lib/QtCore.framework/Headers/qobjectdefs.h:222:17: note: candidate function not viable: no known conversion from 'DtlsAssociation *' to 'QObject *' for 1st argument
    static void activate(QObject *sender, const QMetaObject *, int local_signal_index, void **argv);
                ^
/Users/qt/RTA/qt5/6.0.0/clang_64/lib/QtCore.framework/Headers/qobjectdefs.h:223:17: note: candidate function not viable: no known conversion from 'DtlsAssociation *' to 'QObject *' for 1st argument
    static void activate(QObject *sender, int signal_offset, int local_signal_index, void **argv);
                ^
/Users/qt/RTA/qt5/6.0.0/clang_64/lib/QtCore.framework/Headers/qobjectdefs.h:221:17: note: candidate function not viable: requires 3 arguments, but 4 were provided
    static void activate(QObject *sender, int signal_index, void **argv);
                ^
In file included from /Users/qt/RTA/qt5/Examples/Qt-6.0.0/network/secureudpclient/secureudpclient_autogen/mocs_compilation.cpp:3:
/Users/qt/RTA/qt5/Examples/Qt-6.0.0/network/secureudpclient/secureudpclient_autogen/EWIEGA46WW/moc_association.cpp:217:5: error: no matching function for call to 'activate'
    QMetaObject::activate(this, &staticMetaObject, 2, _a);
    ^~~~~~~~~~~~~~~~~~~~~
/Users/qt/RTA/qt5/6.0.0/clang_64/lib/QtCore.framework/Headers/qobjectdefs.h:222:17: note: candidate function not viable: no known conversion from 'DtlsAssociation *' to 'QObject *' for 1st argument
    static void activate(QObject *sender, const QMetaObject *, int local_signal_index, void **argv);
                ^
/Users/qt/RTA/qt5/6.0.0/clang_64/lib/QtCore.framework/Headers/qobjectdefs.h:223:17: note: candidate function not viable: no known conversion from 'DtlsAssociation *' to 'QObject *' for 1st argument
    static void activate(QObject *sender, int signal_offset, int local_signal_index, void **argv);
                ^
/Users/qt/RTA/qt5/6.0.0/clang_64/lib/QtCore.framework/Headers/qobjectdefs.h:221:17: note: candidate function not viable: requires 3 arguments, but 4 were provided
    static void activate(QObject *sender, int signal_index, void **argv);
                ^
In file included from /Users/qt/RTA/qt5/Examples/Qt-6.0.0/network/secureudpclient/secureudpclient_autogen/mocs_compilation.cpp:3:
/Users/qt/RTA/qt5/Examples/Qt-6.0.0/network/secureudpclient/secureudpclient_autogen/EWIEGA46WW/moc_association.cpp:224:5: error: no matching function for call to 'activate'
    QMetaObject::activate(this, &staticMetaObject, 3, _a);
    ^~~~~~~~~~~~~~~~~~~~~
/Users/qt/RTA/qt5/6.0.0/clang_64/lib/QtCore.framework/Headers/qobjectdefs.h:222:17: note: candidate function not viable: no known conversion from 'DtlsAssociation *' to 'QObject *' for 1st argument
    static void activate(QObject *sender, const QMetaObject *, int local_signal_index, void **argv);
                ^
/Users/qt/RTA/qt5/6.0.0/clang_64/lib/QtCore.framework/Headers/qobjectdefs.h:223:17: note: candidate function not viable: no known conversion from 'DtlsAssociation *' to 'QObject *' for 1st argument
    static void activate(QObject *sender, int signal_offset, int local_signal_index, void **argv);
                ^
/Users/qt/RTA/qt5/6.0.0/clang_64/lib/QtCore.framework/Headers/qobjectdefs.h:221:17: note: candidate function not viable: requires 3 arguments, but 4 were provided
    static void activate(QObject *sender, int signal_index, void **argv);