sparc compile error with 2.20

[Waldemar Brodkorb]

Hi Roland,
Roland McGrath wrote,

> Looks like a missing #include <sparc-nptl.h>.
> 
> I don't think anybody tests pre-v9 sparc32 builds.

Thanks! Works.

I do ;)
May be I can do some git tests next time, before release.

I have sent a patch.
 
best regards
        Waldemar