Problem compiling root on Mac Ventura

I’m compiling branch v6-26-00-patches as of yesterday with

cmake -DCMAKE_INSTALL_PREFIX=../root_install/ ../root_src/ -Dbuiltin_glew=ON

on my mac M1 chip

Ventura  arm-apple-darwin22.1.0
AppleClang 14.0.0.14000029

clang --version
Apple clang version 14.0.0 (clang-1400.0.29.202)
Target: arm64-apple-darwin22.1.0
Thread model: posix
InstalledDir: /Library/Developer/CommandLineTools/usr/bin

I am getting

/Users/rowang/sw/root/root_src/core/meta/inc/TClass.h:272:12: error: unknown type name 'Longptr_t'
   mutable Longptr_t  fOffsetStreamer;  //!saved info to call Streamer
           ^
/Users/rowang/sw/root/root_src/core/meta/inc/TClass.h:289:38: error: unknown type name 'Longptr_t'
   TMethod           *GetClassMethod(Longptr_t faddr);
                                     ^
/Users/rowang/sw/root/root_src/core/meta/inc/TClass.h:387:63: error: unknown type name 'Longptr_t'
   void               BuildEmulatedRealData(const char *name, Longptr_t offset, TClass *cl, Bool_t isTransient = kFALSE);
                                                              ^
/Users/rowang/sw/root/root_src/core/meta/inc/TClass.h:424:4: error: unknown type name 'Longptr_t'
   Longptr_t          GetDataMemberOffset(const char *membername) const;
   ^
/Users/rowang/sw/root/root_src/core/meta/inc/TClass.h:391:59: error: cannot initialize object parameter of type 'const TObject' with an expression of type 'TClass'
   Bool_t             CanIgnoreTObjectStreamer() { return TestBit(kIgnoreTObjectStreamer);}
                                                          ^~~~~~~
/Users/rowang/sw/root/root_src/core/meta/inc/TClass.h:396:51: error: cannot initialize object parameter of type 'const TObject' with an expression of type 'const TClass'
   void               Dump() const { TDictionary::Dump(); }
                                                  ^~~~
/Users/rowang/sw/root/root_src/core/meta/inc/TClass.h:431:33: error: cannot initialize object parameter of type 'const TObject' with an expression of type 'const TClass'
      if (fCanLoadClassInfo && !TestBit(kLoading))
                                ^~~~~~~
7 errors generated.
make[2]: *** [roofit/histfactory/CMakeFiles/HistFactory.dir/src/ConfigParser.cxx.o] Error 1
make[1]: *** [roofit/histfactory/CMakeFiles/HistFactory.dir/all] Error 2
make: *** [all] Error 2

I don’t have XCode but just CommandLineTool. Is this some mis-configuration on my end?

Thanks!
Rognkun