diff --git a/mingw-w64-headers/include/winbase.h b/mingw-w64-headers/include/winbase.h
index 6bf6327..fc82d4e 100644
--- a/mingw-w64-headers/include/winbase.h
+++ b/mingw-w64-headers/include/winbase.h
@@ -1426,8 +1426,10 @@
   WINBASEAPI DWORD WINAPI GetFileType(HANDLE hFile);
   WINBASEAPI DWORD WINAPI GetFileSize(HANDLE hFile,LPDWORD lpFileSizeHigh);
   WINBASEAPI WINBOOL WINAPI GetFileSizeEx(HANDLE hFile,PLARGE_INTEGER lpFileSize);
+#if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)
   WINBASEAPI HANDLE WINAPI GetStdHandle(DWORD nStdHandle);
   WINBASEAPI WINBOOL WINAPI SetStdHandle(DWORD nStdHandle,HANDLE hHandle);
+#endif
   WINBASEAPI WINBOOL WINAPI WriteFile(HANDLE hFile,LPCVOID lpBuffer,DWORD nNumberOfBytesToWrite,LPDWORD lpNumberOfBytesWritten,LPOVERLAPPED lpOverlapped);
   WINBASEAPI WINBOOL WINAPI ReadFile(HANDLE hFile,LPVOID lpBuffer,DWORD nNumberOfBytesToRead,LPDWORD lpNumberOfBytesRead,LPOVERLAPPED lpOverlapped);
   WINBASEAPI WINBOOL WINAPI FlushFileBuffers(HANDLE hFile);