[PATCH v2] libc/stdio: Remove wchar_t functions from NEWLIB_NANO_FORMATTED_IO

[Joern Wolfgang Rennecke]

On 20/07/2025 14:01, Joern Wolfgang Rennecke wrote:

> The attached patch avoids these references when libc_a-fputwc.o is not 
> built.

P.S.: If wide cahracter handling is supposed to be unaffected by
--enable-newlib-nano-formatted-io as newlib/README states, then of 
course, instead of my patch,
https://sourceware.org/pipermail/newlib/2024/021162.html
would be the solution.