Re: sys_un: New module.

[Bruno Haible]

I wrote:
> What I see is that if I move the '#include <string.h>' from inside to
> outside the __BEGIN_DECLS / __END_DECLS block in <sys/un.h>, the errors
> go away.

Reported at <https://sourceware.org/bugzilla/show_bug.cgi?id=32024>.