pread() and pwrite() system calls

[David Laight]

> > We have a system with linux 2.6.32 and the somewhat archaic
> > uClibc 0.9.27 (but I'm not sure the current version is
> > any better, and I think there are binary compatibility
> > if we update).
> > 
> > I've just discovered that pread() is 'implemented'
> > by using 3 lseek() system calls and read().
> > (the same is true for the 64bit versions).
...
> I think that it is an uClibc problem.

It seems that uClibc hadn't been changed when the
names of the constants used for the system calls
were changed from __NR_pread to __NR_pread64.

	David