About fwrite(s, 0, 1, fp)

[Roland McGrath]

> > I am not sure about it. If everyone else returns 0, it doesn't make
> > glibc look good. Can someone check VC++?

On the contrary!  The C standard is very clearly worded on this point, and
our implementation is definitely correct.  This not the first time by far
that GNU libc has been the only library around to actually conform to the
standards, and the commercial vendors slowly come around.