fa-mlat-client fails to build even with python3-pyasyncore and cx_Freeze-7.2.0

[abcd567a]

Recently fa-mlat-client for piaware started failing to build on Debian 13 (still builds OK on Ubuntu 24)
Up to beginning of January 2025, it used to build successfully on Debian 13 using python3-pyasyncore & cx_Freeze-7.2.0 (still builds OK on Ubuntu 24)

Ubuntu 24: python version 3.12 and gcc version 4:13
Debian 13: python version 3.13 and gcc version 4:14

Please see below failure log during build process by command dpkg-buildpackage -b --no-sign

In file included from /usr/include/python3.13/Python.h:123:
/usr/include/python3.13/pylifecycle.h:37:38: note: declared here
   37 | Py_DEPRECATED(3.11) PyAPI_FUNC(void) Py_SetProgramName(const wchar_t *);
      |                                      ^~~~~~~~~~~~~~~~~
source/bases/common.c:292:5: error: implicit declaration of function ‘Py_SetPath’; did you mean ‘Py_GetPath’? [-Wimplicit-function-declaration]
  292 |     Py_SetPath(wpath);
      |     ^~~~~~~~~~
      |     Py_GetPath
source/bases/common.c:294:5: warning: ‘PySys_SetArgvEx’ is deprecated [-Wdeprecated-declarations]
  294 |     PySys_SetArgvEx(argc, argv, 0);
      |     ^~~~~~~~~~~~~~~
In file included from /usr/include/python3.13/Python.h:125:
/usr/include/python3.13/sysmodule.h:11:38: note: declared here
   11 | Py_DEPRECATED(3.11) PyAPI_FUNC(void) PySys_SetArgvEx(int, wchar_t **, int);
      |                                      ^~~~~~~~~~~~~~~
source/bases/console.c: In function ‘main’:
source/bases/console.c:77:14: error: implicit declaration of function ‘_PyMem_RawStrdup’; did you mean ‘PyMem_RawFree’? [-Wimplicit-function-declaration]
   77 |     oldloc = _PyMem_RawStrdup(setlocale(LC_ALL, NULL));
      |              ^~~~~~~~~~~~~~~~
      |              PyMem_RawFree
source/bases/console.c:77:12: error: assignment to ‘char *’ from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
   77 |     oldloc = _PyMem_RawStrdup(setlocale(LC_ALL, NULL));
      |            ^
error: command '/usr/bin/x86_64-linux-gnu-gcc' failed with exit code 1

ERROR Backend subprocess exited when trying to invoke build_wheel
make[1]: *** [debian/rules:83: build_mlat-client] Error 1