This fixes the pread/pwrite bugs reported by ltp. But I really need to pull in the latest glibc stuff.

libc/sysdeps/linux/mips/pread_write.c

@@ -58,7 +58,7 @@ static inline _syscall6(ssize_t, __syscall_pread, int, fd, void *, buf,
 
 ssize_t __libc_pread(int fd, void *buf, size_t count, off_t offset)
 { 
-	return(__syscall_pread(fd,buf,count,0,__LONG_LONG_PAIR((off_t)0,offset)));
+	return(__syscall_pread(fd,buf,count,0,__LONG_LONG_PAIR(offset>>31,offset)));
 }
 weak_alias (__libc_pread, pread)
 
@@ -95,7 +95,7 @@ static inline _syscall6(ssize_t, __syscall_pwrite, int, fd, const void *, buf,
 
 ssize_t __libc_pwrite(int fd, const void *buf, size_t count, off_t offset)
 { 
-	return(__syscall_pwrite(fd,buf,count,0,__LONG_LONG_PAIR((off_t)0,offset)));
+	return(__syscall_pwrite(fd,buf,count,0,__LONG_LONG_PAIR(offset>>31,offset)));
 }
 weak_alias (__libc_pwrite, pwrite)