network/multimediastreamserver fails to build on Boot to Qt

/home/qt/RTA/B2Qt_6.9.0/6.9.0/Boot2Qt/imx8qm-mek/toolchain/sysroots/x86_64-pokysdk-linux/usr/libexec/qt-cmake-private
 CMakeLists.txt
cmake --build . --parallel
cmake --install . --prefix 
/home/qt/RTA/installed_examples/multistreamserver --config Debug 

[1/8] Automatic MOC and UIC for target multistreamserver
[2/8] Building CXX object CMakeFiles/multistreamserver.dir/chatprovider.cpp.o
FAILED: CMakeFiles/multistreamserver.dir/chatprovider.cpp.o 
/home/qt/RTA/B2Qt_6.9.0/6.9.0/Boot2Qt/imx8qm-mek/toolchain/sysroots/x86_64-pokysdk-linux/usr/bin/aarch64-poky-linux/aarch64-poky-linux-g++ --sysroot=/home/qt/RTA/B2Qt_6.9.0/6.9.0/Boot2Qt/imx8qm-mek/toolchain/sysroots/cortexa72-cortexa53-crypto-poky-linux -DQT_CORE_LIB -DQT_GUI_LIB -DQT_NETWORK_LIB -DQT_NO_DEBUG -DQT_WIDGETS_LIB -I/home/qt/RTA/B2Qt_6.9.0/Examples/Qt-6.9.0/network/multistreamserver/multistreamserver_autogen/include -isystem /home/qt/RTA/B2Qt_6.9.0/6.9.0/Boot2Qt/imx8qm-mek/toolchain/sysroots/cortexa72-cortexa53-crypto-poky-linux/usr/include/QtCore -isystem /home/qt/RTA/B2Qt_6.9.0/6.9.0/Boot2Qt/imx8qm-mek/toolchain/sysroots/cortexa72-cortexa53-crypto-poky-linux/usr/lib/mkspecs/linux-g++ -isystem /home/qt/RTA/B2Qt_6.9.0/6.9.0/Boot2Qt/imx8qm-mek/toolchain/sysroots/cortexa72-cortexa53-crypto-poky-linux/usr/include/QtGui -isystem /home/qt/RTA/B2Qt_6.9.0/6.9.0/Boot2Qt/imx8qm-mek/toolchain/sysroots/cortexa72-cortexa53-crypto-poky-linux/usr/include/QtNetwork -isystem /home/qt/RTA/B2Qt_6.9.0/6.9.0/Boot2Qt/imx8qm-mek/toolchain/sysroots/cortexa72-cortexa53-crypto-poky-linux/usr/include/QtWidgets -mcpu=cortex-a72.cortex-a53+crc+crypto -mbranch-protection=standard -fstack-protector-strong   -Wformat -Wformat-security -Werror=format-security --sysroot=/home/qt/RTA/B2Qt_6.9.0/6.9.0/Boot2Qt/imx8qm-mek/toolchain/sysroots/cortexa72-cortexa53-crypto-poky-linux -DLINUX -DWL_EGL_PLATFORM -MD -MT CMakeFiles/multistreamserver.dir/chatprovider.cpp.o -MF CMakeFiles/multistreamserver.dir/chatprovider.cpp.o.d -o CMakeFiles/multistreamserver.dir/chatprovider.cpp.o -c /home/qt/RTA/B2Qt_6.9.0/Examples/Qt-6.9.0/network/multistreamserver/chatprovider.cpp
/home/qt/RTA/B2Qt_6.9.0/Examples/Qt-6.9.0/network/multistreamserver/chatprovider.cpp:6:10: fatal error: QSctpSocket: No such file or directory
    6 | #include <QSctpSocket>
      |          ^~~~~~~~~~~~~
compilation terminated.
[3/8] Building CXX object CMakeFiles/multistreamserver.dir/main.cpp.o
[4/8] Building CXX object CMakeFiles/multistreamserver.dir/multistreamserver_autogen/mocs_compilation.cpp.o
ninja: build stopped: subcommand failed.