dll_sdk_exe sample failed to build

[asmwarrior]

-------------- Build: win_gcc in dll_sdk_exe (compiler: GNU GCC Compiler)---------------

[ 50.0%] g++.exe -IF:/msys2/mingw64/lib/wx/include/msw-unicode-3.2 -IF:/msys2/mingw64/include/wx-3.2 -mthreads -D_FILE_OFFSET_BITS=64 -DWXUSINGDLL -D__WXMSW__ -DHAVE_W32API_H -D_UNICODE -fmessage-length=0 -pipe  -c F:\code\cb_projects_for_wxWidgets\samples\dll\sdk_exe.cpp -o .objs\win_gcc\sdk_exe.o
In file included from F:\code\cb_projects_for_wxWidgets\samples\dll\sdk_exe.cpp:29:
F:\code\cb_projects_for_wxWidgets\samples\dll\sdk_exe.cpp:40:36: error: cannot convert 'const wchar_t*' to 'const TCHAR*' {aka 'const char*'} in initialization
   40 | const TCHAR *MAIN_WIN_CLASS_NAME = _TEXT("my_exe_main_win_class");
      |                                    ^~~~~
      |                                    |
      |                                    const wchar_t*
In file included from F:/msys2/mingw64/include/windows.h:72,
                 from F:\code\cb_projects_for_wxWidgets\samples\dll\sdk_exe.cpp:25:
F:\code\cb_projects_for_wxWidgets\samples\dll\sdk_exe.cpp: In function 'bool {anonymous}::CreateMainWindow()':
F:\code\cb_projects_for_wxWidgets\samples\dll\sdk_exe.cpp:111:21: error: cannot convert 'const wchar_t*' to 'LPCSTR' {aka 'const char*'}
  111 |                     _TEXT("Main Win32 app"),
      |                     ^~~~~
      |                     |
      |                     const wchar_t*
F:/msys2/mingw64/include/winuser.h:2203:84: note:   initializing argument 3 of 'HWND__* CreateWindowExA(DWORD, LPCSTR, LPCSTR, DWORD, int, int, int, int, HWND, HMENU, HINSTANCE, LPVOID)'
 2203 |   WINUSERAPI HWND WINAPI CreateWindowExA(DWORD dwExStyle,LPCSTR lpClassName,LPCSTR lpWindowName,DWORD dwStyle,int X,int Y,int nWidth,int nHeight,HWND hWndParent,HMENU hMenu,HINSTANCE hInstance,LPVOID lpParam);
      |                                                                             ~~~~~~~^~~~~~~~~~~~
F:\code\cb_projects_for_wxWidgets\samples\dll\sdk_exe.cpp:122:9: error: cannot convert 'const wchar_t*' to 'LPCSTR' {aka 'const char*'}
  122 |         _TEXT("static"),
      |         ^~~~~
      |         |
      |         const wchar_t*
F:/msys2/mingw64/include/winuser.h:2203:65: note:   initializing argument 2 of 'HWND__* CreateWindowExA(DWORD, LPCSTR, LPCSTR, DWORD, int, int, int, int, HWND, HMENU, HINSTANCE, LPVOID)'
 2203 |   WINUSERAPI HWND WINAPI CreateWindowExA(DWORD dwExStyle,LPCSTR lpClassName,LPCSTR lpWindowName,DWORD dwStyle,int X,int Y,int nWidth,int nHeight,HWND hWndParent,HMENU hMenu,HINSTANCE hInstance,LPVOID lpParam);
      |                                                          ~~~~~~~^~~~~~~~~~~
F:\code\cb_projects_for_wxWidgets\samples\dll\sdk_exe.cpp:131:9: error: cannot convert 'const wchar_t*' to 'LPCSTR' {aka 'const char*'}
  131 |         _TEXT("button"),
      |         ^~~~~
      |         |
      |         const wchar_t*
F:/msys2/mingw64/include/winuser.h:2203:65: note:   initializing argument 2 of 'HWND__* CreateWindowExA(DWORD, LPCSTR, LPCSTR, DWORD, int, int, int, int, HWND, HMENU, HINSTANCE, LPVOID)'
 2203 |   WINUSERAPI HWND WINAPI CreateWindowExA(DWORD dwExStyle,LPCSTR lpClassName,LPCSTR lpWindowName,DWORD dwStyle,int X,int Y,int nWidth,int nHeight,HWND hWndParent,HMENU hMenu,HINSTANCE hInstance,LPVOID lpParam);
      |                                                          ~~~~~~~^~~~~~~~~~~
Process terminated with status 1 (0 minute(s), 1 second(s))
4 error(s), 0 warning(s) (0 minute(s), 1 second(s))
 

Not sure why