New examples grpc/magic8ball and chat not compiling on iOS or Android

6.5.0/ios/bin/qt-cmake -S /Users/qt/RTA/Qt_6.5.0/Examples/Qt-6.5.0/grpc/magic8ball -B /Users/qt/RTA/Qt_6.5.0/Examples/Qt-6.5.0/grpc/magic8ball/bld_ios -GNinja 

CMake Error at CMakeLists.txt:20 (qt_add_protobuf):
-- The CXX compiler identification is AppleClang 13.0.0.13000029
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Check for working CXX compiler: /Applications/Xcode13.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/c++ - skipped
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- Performing Test CMAKE_HAVE_LIBC_PTHREAD
-- Performing Test CMAKE_HAVE_LIBC_PTHREAD - Success
-- Found Threads: TRUE  
-- Found ZLIB: /Applications/Xcode13.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS15.2.sdk/usr/lib/libz.tbd (found version "1.2.11") 
-- Found WrapSystemZLIB: TRUE  
-- Using system ZLIB.
-- Found WrapZLIB: TRUE  
-- Performing Test HAVE_STDATOMIC
-- Performing Test HAVE_STDATOMIC - Success
-- Found WrapAtomic: TRUE  
-- Looking for backtrace
-- Looking for backtrace - found
-- backtrace facility detected in default set of libraries
-- Found Backtrace: /Applications/Xcode13.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS15.2.sdk/usr/include  
-- Using Qt bundled PCRE2.
-- Found WrapPCRE2: TRUE  
-- Performing Test HAVE_GETTIME
-- Performing Test HAVE_GETTIME - Success
-- Found WrapRt: TRUE  
-- Performing Test HAVE_EGL
-- Performing Test HAVE_EGL - Failed
-- Could NOT find EGL (missing: EGL_INCLUDE_DIR HAVE_EGL EGL_LIBRARY) 
-- Performing Test HAVE_GLESv2
-- Performing Test HAVE_GLESv2 - Success
-- Found GLESv2: /Applications/Xcode13.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS15.2.sdk/System/Library/Frameworks/OpenGLES.framework  
-- Using Qt bundled PNG.
-- Found WrapPNG: TRUE  
-- Using Qt bundled Harfbuzz.
-- Found WrapHarfbuzz: TRUE  
-- Using Qt bundled Freetype.
-- Found WrapFreetype: TRUE  
-- Using Qt bundled Jpeg.
-- Found WrapJpeg: TRUE  
-- Found AVFoundation: /Applications/Xcode13.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS15.2.sdk/System/Library/Frameworks/AVFoundation.framework  
CMake Warning at grpc_server_example/CMakeLists.txt:12 (message):
  Dependencies of QtGrpc test server not found.  Skipping.
CMake Error at CMakeLists.txt:20 (qt_add_protobuf):
  Unknown CMake command "qt_add_protobuf".
-- Configuring incomplete, errors occurred!
See also "/Users/qt/RTA/Qt_6.5.0/Examples/Qt-6.5.0/grpc/magic8ball/bld_ios/CMakeFiles/CMakeOutput.log".
See also "/Users/qt/RTA/Qt_6.5.0/Examples/Qt-6.5.0/grpc/magic8ball/bld_ios/CMakeFiles/CMakeError.log".
Compilation failed for /Users/qt/RTA/Qt_6.5.0/Examples/Qt-6.5.0/grpc/magic8bal